Optimum Nutrition Amplifier V2 is a high-stimulant, sugar-free pre-workout powder for experienced lifters. Each tub has 20 servings.
- 300 mg caffeine per serving
- 6 g micronized L-citrulline per serving
- 3 g beta-alanine and 2.5 g betaine per serving
- Includes an electrolyte blend
- Sugar-free, 20 servings
- Available in Berry Fusion, Citrus Mango and Tropical Fury
- Contains caffeine.





