AtLife HAIRMAX & NAILS is an enhanced formulation of Cystine, Biotin, Methionine, 9 Vitamins and Minerals that contributes to the growth and health of hair and nails, helping to combat hair loss. The amino acids L-Cystine and L-Methionine are essential components of keratin and building blocks of hair that nourish the hair follicle and play an important role in hair density. Biotin is essential for the formation and growth of new hair, while enhancing hair resilience.