Carbonated water, citric acid, galactomannan prebiotic fiber, taurine, natural flavors, l-theanine, natural caffeine (from green coffee bean extract), potassium benzoate (preservative), sucralose, potassium citrate, asian ginseng (panax ginseng) root extract, patented lychee fruit extract & green tea leaf extract, apple cider vinegar, niacinamide, pyridoxine hcl (vitamin b6), riboflavin, cyanocobalamin (vitamin b12).
Caffeine: 180mg per 12 fl. Oz. (1 can)