Nutricost L-Theanine 200mg; 120 Capsules - Double Strength
L-theanine is an amino acid found in green and black tea. It is known as a “therapeutic” amino acid because it facilitates relaxation. When paired with caffeine, it may also provide a boost to focus and attention.
L-theanine is an amino acid found in green and black tea. It is known as a “therapeutic” amino acid because it facilitates relaxation. When paired with caffeine, it may also provide a boost to focus and attention.
L-theanine is an amino acid found in green and black tea. It is known as a “therapeutic” amino acid because it facilitates relaxation. When paired with caffeine, it may also provide a boost to focus and attention.
L-theanine is an amino acid found in green and black tea. It is known as a “therapeutic” amino acid because it facilitates relaxation. When paired with caffeine, it may also provide a boost to focus and attention.
in 21 offers
The lowest price for Nutricost L-Theanine 200mg; 120 Capsules - Double Strength right now is $14.61 at iHerb, compared across 7 retailers.
The all-time low was $14.17 on 6 May 2026 — today's price is 3% above the lowest ever. This is at or near its all-time low — a good time to buy.
Prices last updated 4 Oct 2026.
Last updated at 04/10/2026 16:56:59
Nutricost, L-Theanine, 200 mg, 120 Capsules
Delivery $40
L-theanine 200mg Reduce Stress Anxiety Boost Cognative Performance 120
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Nutricost L-Theanine, 200 mg 120 Capsules
Delivery between 8–16 Oct $13.99
Nutricost L-Theanine 200mg, 120 Capsules - Non-GMO, Gluten Free
Delivery between 9–13 Oct $41
L-Theanine 200mg by Nutricost | Supps247
Free delivery
L-Theanine – Nutricost | Hewyn
Delivery $29
Nutricost L- 200mg 120 -
Delivery between 11–14 Oct $29
| Supplement Type | Amino Acid |
| Target Concern | Sleep Support |
| Benefit | Improve Sleep Quality, Fortify Immunity, Improve Mental Focus |
| Form | Capsule |
| Free Of | Gluten-Free, Non-GMO |
Nutricost, L-Theanine, 200 mg, 120 Capsules
Delivery $40
L-theanine 200mg Reduce Stress Anxiety Boost Cognative Performance 120
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Nutricost L-Theanine, 200 mg 120 Capsules
Delivery between 8–16 Oct $13.99
Nutricost L-Theanine 200mg, 120 Capsules - Non-GMO, Gluten Free
Delivery between 9–13 Oct $41
L-Theanine 200mg by Nutricost | Supps247
Free delivery
| Supplement Type | Amino Acid |
| Target Concern | Sleep Support |
| Benefit | Improve Sleep Quality, Fortify Immunity, Improve Mental Focus |
| Form | Capsule |
| Free Of | Gluten-Free, Non-GMO |
