L-Cystine; Volume increaser: microcrystalline cellulose, talc; Coating agent: hydroxypropyl methylcellulose; Zinc (zinc sulphate); Hardener: carboxymethylcellulose; Coating agent: Fatty acids; Anti-caking agent: magnesium stearate; L-Arginine; Colouring agents: riboflavin; Vitamin B6 (pyridoxine hydrochloride); Coating agent: carnauba wax.