Biotin strengthens hair strands, niacin increases circulation and our various botanical extracts promotes healthy hair growth; Our herbal formula such as argan oil, B vitamin complex, biotin, nettles extract, saw palmetto, He Shou Wu (Fo-ti) and other clinically proven natural ingredients to help stimulate hair growth. Ingredients selected increase bio-availability and maximum absorption. Continued use will fight further hair loss. Please use this shampoo once or twice a day, for all hair types, for both men & women.