Cystiphane Fort is a dietary supplement based on plant-based Cystine, Vitamin B6, Arginine and Zinc. Vitamin B6 contributes to the normal synthesis of cysteine, which is an essential component of keratin that ensures the strength and thickness of hair. Zinc helps maintain normal hair and nails and protects cells from oxidative stress. Hair and nails regain their strength and vitality thanks to zinc. Higher concentration of L-Cystine (2000mg for 4 tablets/day) Reactive state: stress, poor diet - diet, change of season