Bulking agent (microcrystalline cellulose), L-Leucine, L-Valine, L-Lysine HCl, L-Isoleucine, L-Phenylalanine, L-Threonine, L-Histidine, L-Tryptophan, L-Methionine, coating: AquaPolish® F Clear 099.28 MS [coating agent (hydroxypropyl methylcellulose), anti-caking agents (microcrystalline cellulose and stearic acid)], anti-caking agents: (AEROSIL® 200 F (silicon dioxide) and magnesium salts of fatty acids) and pyridoxine hydrochloride (vitamin B6).