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C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy
C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy
C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy
C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy
C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy
C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy
C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy
C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy
C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy
C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy

C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy

(2,340 reviews)

Powerful pre-workout intensifier with NO3-c technology! C4 Extreme has been reengineered and reimagined from the ground up to help support explosive energy, extreme performance, powerful pumps, and mental alertness. This is the product that defined a category, now evolved and updated.

Powerful pre-workout intensifier with NO3-c technology! C4 Extreme has been reengineered and reimagined from the ground up to help support explosive energy, extreme performance, powerful pumps, and mental alertness. This is the product that defined a category, now evolved and updated.

$165.73

in 1 offers

The lowest price for C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy right now is $165.73 at GoSupps.com.

The all-time low was $80.99 on 11 Feb 2026 — today's price is 105% above the lowest ever. It has been notably cheaper before — worth setting a price alert.

Prices last updated 11 May 2026.

Size:

60 Servings

Variety:

Fruit Punch

C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy

$165.73

(2,340 reviews)

Powerful pre-workout intensifier with NO3-c technology! C4 Extreme has been reengineered and reimagined from the ground up to help support explosive energy, extreme performance, powerful pumps, and mental alertness. This is the product that defined a category, now evolved and updated.

Powerful pre-workout intensifier with NO3-c technology! C4 Extreme has been reengineered and reimagined from the ground up to help support explosive energy, extreme performance, powerful pumps, and mental alertness. This is the product that defined a category, now evolved and updated.

Price comparison

Price data powered by pricesAPI.io

Last updated at 11/05/2026 08:55:34

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
GoSupps.com

$165.73

C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy Supplement for Men & Women | 200mg Caffeine + Beta Alanine + Creatine | 60 Servings

Delivery between 12–23 May $27.61

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

Awesome Energy!
5 March 2018Aaron C.

originally posted on cellucor.com

Through my previous experiences with other different types of C4s I have tried I thought this one was another great addition! I have recently tried the Icy Blue Razz flavor and I must say it was strong and tasty. I have tried many Icy Blue Razz flavors in the past with Cellucor and they have always been excellent. This one in particular was a little bit chemically but was not difficult to drink but was still great. I have only used 1 serving with 10 oz. of water in my shaker and the mixing was excellent as always. Clean and quick. The energy and focus was definitely noticeable and lasted throughout my entire workout. I really liked how after my workout I did not feel any sudden crashes or exhaustion. The strength and muscle pumps were terrific as well just like any ... MoreThrough my previous experiences with other different types of C4s I have tried I thought this one was another great addition! I have recently tried the Icy Blue Razz flavor and I must say it was strong and tasty. I have tried many Icy Blue Razz flavors in the past with Cellucor and they have always been excellent. This one in particular was a little bit chemically but was not difficult to drink but was still great. I have only used 1 serving with 10 oz. of water in my shaker and the mixing was excellent as always. Clean and quick. The energy and focus was definitely noticeable and lasted throughout my entire workout. I really liked how after my workout I did not feel any sudden crashes or exhaustion. The strength and muscle pumps were terrific as well just like any other C4 products. If your someone like me who works long hours and immediately goes to the gym after this would be a great product to try out. The 300mg of caffeine did help me push through my workouts but based on my experience it is good to have something small in your stomach instead of taking it on an empty stomach, so you don't feel too wired and suddenly feel nauseous. I did not have any issues taking this product and would try it again!

C4 Extreme Energy is Intense
19 May 2017Thackes1

originally posted on cellucor.com

The C4 Extreme Energy formula delivers 3.2 grams of beta-alanine, 1 gram creatine nitrate, 1 gram AAKG, and 841 mg of a C4 Extreme Energy Blend. The draw of the product basically rests on this 841 mg proprietary blend which is led off by NALT and followed by 300 mg of caffeine anhydrous. I like that the blend is rounded out with velvet bean, theacrine, rauwolfia, and Huperzine A. I wish I knew the exact dosing of each of these stims to comment on expected effects. However, this energy and focus blend looks respectable and really should give quite the kick, especially for users newer to pre-workouts. I tried the C4 Extreme Energy cherry limeade and blue razz. The solubility of the powder was good in 6 oz of water. The cherry limeade flavor is great. It has a nice ... MoreThe C4 Extreme Energy formula delivers 3.2 grams of beta-alanine, 1 gram creatine nitrate, 1 gram AAKG, and 841 mg of a C4 Extreme Energy Blend. The draw of the product basically rests on this 841 mg proprietary blend which is led off by NALT and followed by 300 mg of caffeine anhydrous. I like that the blend is rounded out with velvet bean, theacrine, rauwolfia, and Huperzine A. I wish I knew the exact dosing of each of these stims to comment on expected effects. However, this energy and focus blend looks respectable and really should give quite the kick, especially for users newer to pre-workouts. I tried the C4 Extreme Energy cherry limeade and blue razz. The solubility of the powder was good in 6 oz of water. The cherry limeade flavor is great. It has a nice balance of sweet and tart. The flavor isn't very evocative of cherry or lime and seems some generically fruity, but it is a very good flavor. In comparison to the cherry limeade, the blue raspberry flavor is a little less exciting. It is essentially identical to any other C4 blue raspberry flavor you have had. The flavor is not too sweet or sour, kind of finds a middle road between the two. It is very strongly colored and will leave your tongue blue for a little. I think it is a solid 8 of 10 flavor. In terms of effects, the energy hit quickly and with a moderate intensity. The beta-alanine tingles were incredibly strong for me; I've been accustomed to 1 to 2 gram doses of BA versus 3.2, which likely explains the very strong tingles. My focus was elevated modestly. My workout started off very well. My warm up cardio was awesome, and then I transitioned into some upper body lifts that went well. After that I started to get a little bit chilly and experienced some minor weakness. I think sometime the combination of nitrates, caffeine, and rauwolfia can have that effect on me sometime. It wasn't that big of an issue as I still finished up my workout well. It also didn't start happening until about an hour in. Ultimately, I was pretty happen with C4 Extreme Energy's effects. Energy - 9/10 Focus - 8/10 Performance - 9/10 Overall: 9/10 Flavor - 10/10 Side Effects: Tingles and chills Recommend? Yes

Cellucor has really out done themselves
21 August 2015

originally posted on cellucor.com

Flavor I Tried: Fruit PunchTaste: I use a minimal amount of water when I take my pre-workout, and this is one of the select few that isnt bitter in only roughly 3-4oz of water, tastes absolutely amazing. Minimal amount of shaking required to completely mix. Personally I wouldn't change the amount of water I use because you don't really need to sip on your pre-workout you wanna get it in you quick so that you can get right into your workout.Comparison Ranking: For a single scoop pre workout, this product has to be in the top 3 for me, taste wise it ranks #1 hands down.Dosing: I sampled this product by taking it 30 minutes prior to my workout, now this may change for everyone depending on how they respond to pre-workout but for me specfically I respond rather ... MoreFlavor I Tried: Fruit PunchTaste: I use a minimal amount of water when I take my pre-workout, and this is one of the select few that isnt bitter in only roughly 3-4oz of water, tastes absolutely amazing. Minimal amount of shaking required to completely mix. Personally I wouldn't change the amount of water I use because you don't really need to sip on your pre-workout you wanna get it in you quick so that you can get right into your workout.Comparison Ranking: For a single scoop pre workout, this product has to be in the top 3 for me, taste wise it ranks #1 hands down.Dosing: I sampled this product by taking it 30 minutes prior to my workout, now this may change for everyone depending on how they respond to pre-workout but for me specfically I respond rather quickly, normally having it completely kick in 45-50 mins after taking, which gives me just enough time to get to the gym, stretch, warm up and start killing it.Formula: The formula has a lot of the basics that most do, but for the most part it provides the amounts that you actually want, where some have to much caffine and not enough beta-alanine, this product has the exact amount that you want to get you going and feeling right with 200mg of caffeine and 2.4g of beta-alaline. But what really holds this product over others is cellucors "XCelicor" which provides a longer source of energy and provide a better focus in the gym which when stacked with caffeine really makes you power through your workout.Pump: Im a very vascular person to begin so having my veins show throughout my workout isnt anything I really pay attention to, but when I was taking Cellucor 50x, my veins REALLY popped out, i could trace a vein from my wrist completely up to my shoulders where they disappeared into my chest, which was even commented on by my workout partner.Recovery: Personally my body doesn't really require a lot of down time and recovery time with the amount of BCAA"s, healthy dieting, and fish oils I don't really have much soreness. But I did find that while taking this product I had a lower amount of lactic acid build up in my muscles which allowed to get longer, better sets in.Overall I loved this product, I've always enjoyed Cellucors products having taken almost all of their pre-workouts at this point along with their Whey and SuperHD products. But with this product Cellucor has really outdone themselves and produces an extremely solid and well thought out product. I would recommended this product to anybody looking for a pre-workout thats really looking for a huge edge in the gym.

Specification

Product dimensions10.41 x 10.41 x 11.43 cm; 436.36 Grams
FlavourIcy Blue Razz
Unit count384 Gram
Item formPowder
Item dimensions L x W x H10.4 x 10.4 x 11.4 centimetres

Price comparison

Updated about 2 months ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
GoSupps.com

$165.73

C4 Extreme Pre Workout Powder Icy Blue Razz | Preworkout Energy Supplement for Men & Women | 200mg Caffeine + Beta Alanine + Creatine | 60 Servings

Delivery between 12–23 May $27.61

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Reviews

Awesome Energy!
5 March 2018

Through my previous experiences with other different types of C4s I have tried I thought this one was another great addition! I have recently tried the Icy Blue Razz flavor and I must say it was strong and tasty. I have tried many Icy Blue Razz flavors in the past with Cellucor and they have always been excellent. This one in particular was a little bit chemically but was not difficult to drink but was still great. I have only used 1 serving with 10 oz. of water in my shaker and the mixing was excellent as always. Clean and quick. The energy and focus was definitely noticeable and lasted throughout my entire workout. I really liked how after my workout I did not feel any sudden crashes or exhaustion. The strength and muscle pumps were terrific as well just like any ... MoreThrough my previous experiences with other different types of C4s I have tried I thought this one was another great addition! I have recently tried the Icy Blue Razz flavor and I must say it was strong and tasty. I have tried many Icy Blue Razz flavors in the past with Cellucor and they have always been excellent. This one in particular was a little bit chemically but was not difficult to drink but was still great. I have only used 1 serving with 10 oz. of water in my shaker and the mixing was excellent as always. Clean and quick. The energy and focus was definitely noticeable and lasted throughout my entire workout. I really liked how after my workout I did not feel any sudden crashes or exhaustion. The strength and muscle pumps were terrific as well just like any other C4 products. If your someone like me who works long hours and immediately goes to the gym after this would be a great product to try out. The 300mg of caffeine did help me push through my workouts but based on my experience it is good to have something small in your stomach instead of taking it on an empty stomach, so you don't feel too wired and suddenly feel nauseous. I did not have any issues taking this product and would try it again!

Aaron C. originally posted on cellucor.com
C4 Extreme Energy is Intense
19 May 2017

The C4 Extreme Energy formula delivers 3.2 grams of beta-alanine, 1 gram creatine nitrate, 1 gram AAKG, and 841 mg of a C4 Extreme Energy Blend. The draw of the product basically rests on this 841 mg proprietary blend which is led off by NALT and followed by 300 mg of caffeine anhydrous. I like that the blend is rounded out with velvet bean, theacrine, rauwolfia, and Huperzine A. I wish I knew the exact dosing of each of these stims to comment on expected effects. However, this energy and focus blend looks respectable and really should give quite the kick, especially for users newer to pre-workouts. I tried the C4 Extreme Energy cherry limeade and blue razz. The solubility of the powder was good in 6 oz of water. The cherry limeade flavor is great. It has a nice ... MoreThe C4 Extreme Energy formula delivers 3.2 grams of beta-alanine, 1 gram creatine nitrate, 1 gram AAKG, and 841 mg of a C4 Extreme Energy Blend. The draw of the product basically rests on this 841 mg proprietary blend which is led off by NALT and followed by 300 mg of caffeine anhydrous. I like that the blend is rounded out with velvet bean, theacrine, rauwolfia, and Huperzine A. I wish I knew the exact dosing of each of these stims to comment on expected effects. However, this energy and focus blend looks respectable and really should give quite the kick, especially for users newer to pre-workouts. I tried the C4 Extreme Energy cherry limeade and blue razz. The solubility of the powder was good in 6 oz of water. The cherry limeade flavor is great. It has a nice balance of sweet and tart. The flavor isn't very evocative of cherry or lime and seems some generically fruity, but it is a very good flavor. In comparison to the cherry limeade, the blue raspberry flavor is a little less exciting. It is essentially identical to any other C4 blue raspberry flavor you have had. The flavor is not too sweet or sour, kind of finds a middle road between the two. It is very strongly colored and will leave your tongue blue for a little. I think it is a solid 8 of 10 flavor. In terms of effects, the energy hit quickly and with a moderate intensity. The beta-alanine tingles were incredibly strong for me; I've been accustomed to 1 to 2 gram doses of BA versus 3.2, which likely explains the very strong tingles. My focus was elevated modestly. My workout started off very well. My warm up cardio was awesome, and then I transitioned into some upper body lifts that went well. After that I started to get a little bit chilly and experienced some minor weakness. I think sometime the combination of nitrates, caffeine, and rauwolfia can have that effect on me sometime. It wasn't that big of an issue as I still finished up my workout well. It also didn't start happening until about an hour in. Ultimately, I was pretty happen with C4 Extreme Energy's effects. Energy - 9/10 Focus - 8/10 Performance - 9/10 Overall: 9/10 Flavor - 10/10 Side Effects: Tingles and chills Recommend? Yes

Thackes1 originally posted on cellucor.com
Cellucor has really out done themselves
21 August 2015

Flavor I Tried: Fruit PunchTaste: I use a minimal amount of water when I take my pre-workout, and this is one of the select few that isnt bitter in only roughly 3-4oz of water, tastes absolutely amazing. Minimal amount of shaking required to completely mix. Personally I wouldn't change the amount of water I use because you don't really need to sip on your pre-workout you wanna get it in you quick so that you can get right into your workout.Comparison Ranking: For a single scoop pre workout, this product has to be in the top 3 for me, taste wise it ranks #1 hands down.Dosing: I sampled this product by taking it 30 minutes prior to my workout, now this may change for everyone depending on how they respond to pre-workout but for me specfically I respond rather ... MoreFlavor I Tried: Fruit PunchTaste: I use a minimal amount of water when I take my pre-workout, and this is one of the select few that isnt bitter in only roughly 3-4oz of water, tastes absolutely amazing. Minimal amount of shaking required to completely mix. Personally I wouldn't change the amount of water I use because you don't really need to sip on your pre-workout you wanna get it in you quick so that you can get right into your workout.Comparison Ranking: For a single scoop pre workout, this product has to be in the top 3 for me, taste wise it ranks #1 hands down.Dosing: I sampled this product by taking it 30 minutes prior to my workout, now this may change for everyone depending on how they respond to pre-workout but for me specfically I respond rather quickly, normally having it completely kick in 45-50 mins after taking, which gives me just enough time to get to the gym, stretch, warm up and start killing it.Formula: The formula has a lot of the basics that most do, but for the most part it provides the amounts that you actually want, where some have to much caffine and not enough beta-alanine, this product has the exact amount that you want to get you going and feeling right with 200mg of caffeine and 2.4g of beta-alaline. But what really holds this product over others is cellucors "XCelicor" which provides a longer source of energy and provide a better focus in the gym which when stacked with caffeine really makes you power through your workout.Pump: Im a very vascular person to begin so having my veins show throughout my workout isnt anything I really pay attention to, but when I was taking Cellucor 50x, my veins REALLY popped out, i could trace a vein from my wrist completely up to my shoulders where they disappeared into my chest, which was even commented on by my workout partner.Recovery: Personally my body doesn't really require a lot of down time and recovery time with the amount of BCAA"s, healthy dieting, and fish oils I don't really have much soreness. But I did find that while taking this product I had a lower amount of lactic acid build up in my muscles which allowed to get longer, better sets in.Overall I loved this product, I've always enjoyed Cellucors products having taken almost all of their pre-workouts at this point along with their Whey and SuperHD products. But with this product Cellucor has really outdone themselves and produces an extremely solid and well thought out product. I would recommended this product to anybody looking for a pre-workout thats really looking for a huge edge in the gym.

originally posted on cellucor.com
FTWitachi - Cellucor C4 Extreme Energy Review
30 May 2017

Flavor:Icy Blue Razz and Cherry Limeade (Can't wait to try Strawberry Kiwi and Lemon Drop will post once I do) 10/10 - I don't give out 10s much unless but both of these flavors were amazing.Extra:I have extensive research on Cellucors C4 product line from C4 extreme, Mass, Ripped, 50x, On the Go, Ultimate. Neuro, Zero and now EXTREME ENERGY. C4 EXTREME ENERGY flavor testing was superb and both of these flavors are in my top 5 flavors from this brand and product!!!Both flavors are amazing, I used a serving scoop in about 8oz of water mixed with crushed ice. I am a huge fan of Cellucors C4 line and this doesn't fail me too the least. C4 mixes well with products from Cellucor but be careful to read the ingredients because too much isn't good.Mixability:10/10 - ... MoreFlavor:Icy Blue Razz and Cherry Limeade (Can't wait to try Strawberry Kiwi and Lemon Drop will post once I do) 10/10 - I don't give out 10s much unless but both of these flavors were amazing.Extra:I have extensive research on Cellucors C4 product line from C4 extreme, Mass, Ripped, 50x, On the Go, Ultimate. Neuro, Zero and now EXTREME ENERGY. C4 EXTREME ENERGY flavor testing was superb and both of these flavors are in my top 5 flavors from this brand and product!!!Both flavors are amazing, I used a serving scoop in about 8oz of water mixed with crushed ice. I am a huge fan of Cellucors C4 line and this doesn't fail me too the least. C4 mixes well with products from Cellucor but be careful to read the ingredients because too much isn't good.Mixability:10/10 - no issues at all, no extra flakes give it a good shake and you're good to go.Overall:First off thank you Cellucor for making another excellent product, C4 products work tremendously. Not even that the flavor is a great starting point as well as it tastes amazing. But we are all here for the gainz and getting the boost necessary and routines in, I give this product a thumbs up!!!More Extras:ATP is a source of energy our body created, the more ATP the more our body can do. I won't be going into complete detail as I have learned all about ATP, energy systems, etc in College however one thing I found great about the C4 ULTIMATE is that you won't feel any crash after training/workout. I felt the boost and noticed my training/workout lasted longer than normal. I could've gone even more, and it's hard to find a naturally perfect balance of ingredients in an energy booster, not only does it boost ATP/Energy within the body, the ingredients are a perfect mixture, plus no crash which is what we all need.

Evan G. originally posted on cellucor.com
FTWitachi C4 Official Review!
22 May 2018

C4Flavor: 10/10 C4Original- Strawberry Margarita, Icy Blue Razz, Cherry Limeade, Orange Burst, Green Apple, Pink Lemonade, Watermelon, Fruit PunchCarbonated- Frozen Bombsicle, Strawberry Watermelon Ice, Twisted Limeade, Tropical BlastRipped- Icy Blue Razz, Fruity Rainbow Blast, Cherry Limeade, Raspberry Lemonade, Tropical Punch, Fruit PunchOn The Go- Icy Blue Razz, Berry Blast, Cherry Limeade, Orange Burst, Pink Lemonade, Watermelon, Fruit PunchUltimate- Blue Raspberry, Strawberry Watermelon, Apple Berry Raspberry Lemonade, Cherry Limeade, Orange Mango, Cotton CandyExtreme Energy- Icy Blue Razz, Strawberry Kiwi, Cherry Limeade, Lemon DropSport- Icy Blue Razz, Watermelon, Fruit PunchExtra: I have extensive research on Cellucors C4 product line from C4 ... MoreC4Flavor: 10/10 C4Original- Strawberry Margarita, Icy Blue Razz, Cherry Limeade, Orange Burst, Green Apple, Pink Lemonade, Watermelon, Fruit PunchCarbonated- Frozen Bombsicle, Strawberry Watermelon Ice, Twisted Limeade, Tropical BlastRipped- Icy Blue Razz, Fruity Rainbow Blast, Cherry Limeade, Raspberry Lemonade, Tropical Punch, Fruit PunchOn The Go- Icy Blue Razz, Berry Blast, Cherry Limeade, Orange Burst, Pink Lemonade, Watermelon, Fruit PunchUltimate- Blue Raspberry, Strawberry Watermelon, Apple Berry Raspberry Lemonade, Cherry Limeade, Orange Mango, Cotton CandyExtreme Energy- Icy Blue Razz, Strawberry Kiwi, Cherry Limeade, Lemon DropSport- Icy Blue Razz, Watermelon, Fruit PunchExtra: I have extensive research on Cellucors C4 product line from C4 Original, Carbonated, Ripped, On The Go, Ultimate, Extreme Energy and Sport. C4 flavor testing was superb!!! Flavors are amazing, I used a serving scoop in about 8oz of water mixed with crushed ice. I am a huge fan of Cellucors C4 line and this doesn't fail me too the least. C4 mixes well with products from Cellucor but be careful to read the ingredients because too much isn't good.Mixability: 10/10 - No issues at all, no extra flakes give it a good shake or vortex spin and you're good to go.Overall: First off thank you Cellucor for making another excellent product, C4 products work tremendously. Not even that the flavor is a great starting point as well as it tastes amazing. But we are all here for the gainz and getting the boost necessary and routines in, I give this product a thumbs up!!!More Extras: ATP is a source of energy our body created, the more ATP the more our body can do. I won't be going into complete detail as I have learned all about ATP, energy systems, etc in College however one thing I found great about the C4 is that you won't feel any crash after training/workout. I felt the boost and noticed my training/workout lasted longer than normal. I could've gone even more, and it's hard to find a naturally perfect balance of ingredients in an energy booster, not only does it boost ATP/Energy within the body, the ingredients are a perfect mixture, plus no crash which is what we all need

Evan G. originally posted on cellucor.com
Great Energy
18 May 2017

Mixability- Mixed easily in my shaker cup, just a few quick shakes was all it took with no clumping, settling, or any residue on the side or floaters on the top.Mixability- 9/10Taste-Blue Razz- A sweet tasting blue raspberry flavor that reminds you of a candy type taste, but it does not become sickly or taste overly chemically. I liked it a lot, but if you want a more tart experience or do not like the candy type flavors than this might not be your thing. C4 in general has always been more geared on sweeter flavors, and this is pretty comparable to the other versions Blue Razz flavors. A simple classic for Cellucor and they pull it off once again.Blue Razz- 8/10Effectiveness-Definitely feel a stronger stimm from this formula, with pumps and focus also ... MoreMixability- Mixed easily in my shaker cup, just a few quick shakes was all it took with no clumping, settling, or any residue on the side or floaters on the top.Mixability- 9/10Taste-Blue Razz- A sweet tasting blue raspberry flavor that reminds you of a candy type taste, but it does not become sickly or taste overly chemically. I liked it a lot, but if you want a more tart experience or do not like the candy type flavors than this might not be your thing. C4 in general has always been more geared on sweeter flavors, and this is pretty comparable to the other versions Blue Razz flavors. A simple classic for Cellucor and they pull it off once again.Blue Razz- 8/10Effectiveness-Definitely feel a stronger stimm from this formula, with pumps and focus also coming in quite well; it is a well balanced feeling all around. The energy is good, strong, and builds up steadily and has a moderate come down but does not cause a crash. The pumps are noticeable but not over bearing or distracting, I think they could be stronger though, but I am a pump lover. They are not skin bursting in feeling, but a nice ‘fullness’ to the muscle for lack of a better term. The focus is good here too, again it could be a bit better, but I did feel in the zone from start to finish. This gave me all I needed to power through my routine and then some, a very solid offering from Cellucor for those who want to step up their game from the lighter options, but are not quite ready to go for C4 Ultimate.Effectiveness- 7/10

Gauge B. originally posted on cellucor.com
I knew that something was
12 August 2019

I knew that something was different when I opened the container and the scoop was on top!!!! It has a light, fresh aroma that transfers to the taste when mixed with water. I used it in the gym, when pulling flood soaked carpeting and padding from a house and in a long, 2 day softball tournament in the blazing and humid Missouri summer swelter. Sure do like the fact that it is free of artificial dyes and flavors as well as those 'secret' proprietary blends._x000d_The Carnosyn dosage works well for me. Due to the extreme heat and humidity conditions, I lightened up the dosage as I was drinking incredible amounts of water those two days. It worked wonders. I was still hitting home runs in the last championship game at 5 PM as I was at the 8 AM game. _x000d_Definitely ... MoreI knew that something was different when I opened the container and the scoop was on top!!!! It has a light, fresh aroma that transfers to the taste when mixed with water. I used it in the gym, when pulling flood soaked carpeting and padding from a house and in a long, 2 day softball tournament in the blazing and humid Missouri summer swelter. Sure do like the fact that it is free of artificial dyes and flavors as well as those 'secret' proprietary blends._x000d_The Carnosyn dosage works well for me. Due to the extreme heat and humidity conditions, I lightened up the dosage as I was drinking incredible amounts of water those two days. It worked wonders. I was still hitting home runs in the last championship game at 5 PM as I was at the 8 AM game. _x000d_Definitely recommend it for sports strength and endurance._x000d_Keep producing effective, high quality products, Cellucor!

originally posted on bodybuilding.com
I received a 30 serving
18 August 2019

I received a 30 serving tub in the mail from Nutrabolt to try out and review and this is my honest feedback after using it a few times. I will be basing my review off a 10gm serving NOT the recommended 6.4 gm on the label. The reason for this is that I only use caffeine before I weight train and no other time of the day and honestly 200mg of caffeine is slightly on the low side when you train at 5 or 6 a.m. My big gripe about this PW is the word EXTREME plastered on the front label and let me tell you I have a lot of experience with pre's and supplements in general and there is NOTHING extreme about this ingredient profile. The big deal Nutrabolt is making about this version of C4 is the fact that they didn't use any artificial flavors or coloring and it's not a ... MoreI received a 30 serving tub in the mail from Nutrabolt to try out and review and this is my honest feedback after using it a few times. I will be basing my review off a 10gm serving NOT the recommended 6.4 gm on the label. The reason for this is that I only use caffeine before I weight train and no other time of the day and honestly 200mg of caffeine is slightly on the low side when you train at 5 or 6 a.m. My big gripe about this PW is the word EXTREME plastered on the front label and let me tell you I have a lot of experience with pre's and supplements in general and there is NOTHING extreme about this ingredient profile. The big deal Nutrabolt is making about this version of C4 is the fact that they didn't use any artificial flavors or coloring and it's not a prop blend so the ingredients are disclosed but it's a weak profile so why the EXTREME ? The powder mixes very well with no foam and just a bit of sediment but really no mixing issues at all. The flavor which is a light refreshing blue raspberry with a hint of lemon at the end with no heavy overly sweet after taste is definitely enjoyable for anyone who likes blue raspberry. The energy at a 10gm dose hit's smoothly but there really isn't anything extreme about it and it just feels like a smooth kick of caffeine. There really isn't any crazy focus, mood boost, and pumps were definitely nothing to yell about so again where does the EXTREME come in. This PW in my opinion at 6.4gm delivering 200mg of caffeine is perfect for caffeine and stimulant sensitive people and that's how it should have been marketed because there are many people out there who are sensitive to caffeine and 200mg is perfect for them but the pump and performance on this is weak. This needs at least 3gm of L-Citrulline or 6gm of Citrulline Malate to work with the nitrates that are in this formula to deliver a better pump. In my opinion there are better options on the market for someone who is sensitive to caffeine where they won't have to add anything to the pre-workout for it to be more effective,

originally posted on bodybuilding.com
To the Extreme in Flavor
1 July 2017

I received samples from Cellucor in order to review the product. Nothing else was provided, with the simple request of an honest review on the product. I'm not that big on pre-workout as I've just not really used many products so far in the 2+ years I have been lifting. However, I do like a boost and caffeine so was interested in seeing what a product like this would be like. I tried two of the extreme flavors and here are my thoughts on them. Between the zero and the extreme, I found that I liked this set better and it was overall a good experience.Icy Blue RazzI wasn't sure about this flavor before trying because most of the time, I'm not a big fan of blue raspberry flavors. It seems weird putting blue and raspberry that gives me this automatic impression of ... MoreI received samples from Cellucor in order to review the product. Nothing else was provided, with the simple request of an honest review on the product. I'm not that big on pre-workout as I've just not really used many products so far in the 2+ years I have been lifting. However, I do like a boost and caffeine so was interested in seeing what a product like this would be like. I tried two of the extreme flavors and here are my thoughts on them. Between the zero and the extreme, I found that I liked this set better and it was overall a good experience.Icy Blue RazzI wasn't sure about this flavor before trying because most of the time, I'm not a big fan of blue raspberry flavors. It seems weird putting blue and raspberry that gives me this automatic impression of something a little fake. They often have that slightly altered taste, just like how cherry can often have that cough drop flavor/reminder and a couple of others do give off the often artificial taste. So, I went in this one not expecting to have the greatest result in personal opinion over taste. It was pretty good. I kind of like this one, even more than one of the zero flavors. The extreme has the stronger result since it's geared exactly for that but also, just the flavor had an appeal. It still wasn't like that "oh natural raspberry" but for this one, the result was much better than others I have experienced and way better than the fruit punch pre-workout I had over a year ago. I used it before a simple workout so I didn't really need a huge boost but it wasn't over the top either. None of the pre-workouts were that intense, not from the samples at least. The only eh moment was the last couple of sips on this one and more that had a little grit like I needed to maybe use just a little more water than I had.Flavor 8/10 Mix 8/10 Result 8/10Cherry LimeadeI picked this flavor as it's one that sounded the best in the moment of deciding and beyond. It was consumed over a week ago before a mid-morning heavy session at the gym. I didn't get up early but at the dame time, it was earlier in lifting for me than normal and it was a day to attempt heavy deadlifts without consuming much beforehand. The Flavor: Had great flavor. The cherry and lime elements were both present. This one was not the zero, it is ultimate, but even then it's light in the calories. The product has 5 calories per scoop, which is good for those of us doing a cut and needing a boost. I will say that the flavor did have a sweet element that was noticeable right away. The flavor profile was strong and sweet, which is good for me as I'm a fan of sweet for the most part (except maybe watermelon as I do like my sour candy). I consume candy a little too often but that's another story... Either way, I did like this flavor and it is one that I'd consider buying if/when I have funds for a pre-workout. The Result: It didn't amp me up or anything. I'm low key in general so there isn't much of a chance with me getting all hyped up and I consume caffeine enough to have a certain level of tolerance. However, I did feel a boost that day. It was 1 rep max testing and I managed to get the 1 rep deadlift of 265 lbs, which I was very pleased to finally achieve. It had been a goal the peak cycle before but failed then and doing another attempt after trying during a somewhat failed cut cycle was going to be a challenge. I made it and had energy for work afterwards. The site claims the extreme isn't for the casual lifter but I didn't notice an intense result, just enough of boost to keep me going to get through the workout of the day.Flavor - 9/10 Mixability - 9/10 Results - 9/10

Dawn E. originally posted on cellucor.com
You can tell Cellucor put
22 September 2019

You can tell Cellucor put a lot of time and effort into C4 Extreme. This Pre-workout is totally well-rounded, with a big aspect of being clean as well. As far as being clean, there's no dyes or artificial flavors, which you cannot say for a lot of products. It's also totally transparent on the label, so you know what you're actually consuming. As to the ingredients, the 200mg of caffeine is a nice dose, not too much so as to be too much caffeine in one scoop. There's also Carnosyn for endurance and Nitramax which gives some good pumps. Also, there's a dose of creatine for those looking for convenience giving creatine and a pre-workout as one. My experiences is that this product is very well-rounded in the 3 areas of pre's, being energy, focus and pumps. I had a good ... MoreYou can tell Cellucor put a lot of time and effort into C4 Extreme. This Pre-workout is totally well-rounded, with a big aspect of being clean as well. As far as being clean, there's no dyes or artificial flavors, which you cannot say for a lot of products. It's also totally transparent on the label, so you know what you're actually consuming. As to the ingredients, the 200mg of caffeine is a nice dose, not too much so as to be too much caffeine in one scoop. There's also Carnosyn for endurance and Nitramax which gives some good pumps. Also, there's a dose of creatine for those looking for convenience giving creatine and a pre-workout as one. My experiences is that this product is very well-rounded in the 3 areas of pre's, being energy, focus and pumps. I had a good amount of all 3, and you could feel all 3 of those areas with one scoop. Finally, the flavor was great. Icy blue razz, with no dyes or artificial colors was perfect. I love Cellucor's blue razz flavors, and the mixing of one scoop with water in a shaker was as great as expected. Overall, a well-balanced pre-workout, with transparent label, makes for a great pre-workout!

originally posted on bodybuilding.com

Specification

Product dimensions10.41 x 10.41 x 11.43 cm; 436.36 Grams
FlavourIcy Blue Razz
Unit count384 Gram
Item formPowder
Item dimensions L x W x H10.4 x 10.4 x 11.4 centimetres