L-Arginine HCl, Inositol, Alpha-GPC, Natural Caffeine (from Green Tea), L-Theanine, Asian Ginseng Extract, Black Pepper Extract, Thiamin, Riboflavin, Niacin, Vitamin B6, Folate, Vitamin B12, Pantothenic Acid, Erythritol, Malic Acid, Natural and Artificial Flavors, Citric Acid, Sucralose, Silicon Dioxide, Spirulina Blue (for color).