And then push yourself further. May Contain: Milk, Gluten, Egg, Soy, Nuts and Peanuts. Universal Nutrition. New Arrivals. Vitamin C 80 mg (100% ), Niacin 32 mg (200% ), Zinc 10 mg (101% ), Citrulline 6g, Beta-Alanine 3.2g, Caffeine 200mg, Choline Bitartrate 50mg, Panax notoginseng 50mg, Grapefruit Bioflavonoids 50mg, Piperine 5.0mg.