Enter Ultra Fantasy Ruby Red. Not too sweet, not too tart, it’s got a fresh citrus taste that’ll blow your mind. While it’s light and super easy drinking, it’s serious on performance. Packed with all the legendary Monster Energy blend you’ve come to expect, with zero sugar and only 10 calories.
Enter Ultra Fantasy Ruby Red. Not too sweet, not too tart, it’s got a fresh citrus taste that’ll blow your mind. While it’s light and super easy drinking, it’s serious on performance. Packed with all the legendary Monster Energy blend you’ve come to expect, with zero sugar and only 10 calories.
in 37 offers
The lowest price for right now is , compared across 35 retailers.
Monster Energy Drink Ultra Ruby Red 500ml
Enter Ultra Fantasy Ruby Red. Not too sweet, not too tart, it’s got a fresh citrus taste that’ll blow your mind. While it’s light and super easy drinking, it’s serious on performance. Packed with all the legendary Monster Energy blend you’ve come to expect, with zero sugar and only 10 calories.
Enter Ultra Fantasy Ruby Red. Not too sweet, not too tart, it’s got a fresh citrus taste that’ll blow your mind. While it’s light and super easy drinking, it’s serious on performance. Packed with all the legendary Monster Energy blend you’ve come to expect, with zero sugar and only 10 calories.
The all-time low was $2.95 on 1 July 2026 — today's price is 10% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 19 Oct 2026.
Last updated at 19/10/2026 12:34:13
Monster Energy Drink Ultra Ruby Red | 500ml
Delivery between Tue – Sat on orders of $50+
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Delivery between Tue – Wed $10
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Delivery between Tue – Wed $10
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Delivery between Tue – Wed $10
Monster - Energy Drink Ultra Fantasy Ruby Red | 500ml
Free next-day delivery
Monster Ultra Fantasy Ruby Red Energy Drink 500mL
30-day returns
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Delivery between Tue – Wed $10
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Delivery between Tue – Wed $250
| Brand | Monster |
| Low Calorie | Yes |
| Type | Energy Drink |
| Sugar Content | Sugar-free |
Monster Energy Drink Ultra Ruby Red | 500ml
Delivery between Tue – Sat on orders of $50+
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Delivery between Tue – Wed $10
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Delivery between Tue – Wed $10
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Monster Energy Drink Ultra Fantasy Ruby Red 500mL
Delivery between Tue – Wed $10
| Brand | Monster |
| Low Calorie | Yes |
| Type | Energy Drink |
| Sugar Content | Sugar-free |
