Biotin X Treme Hair Cares Natural Biotin Hair Restoration Spray, Follicle Stimulator, and DHT inhibitor for thinning hair and hair growth is effective for men's and women’s hair loss. Made for normally fine and thinning hair, it is a plant-based natural biotin spray and DHT inhibitor, the leading cause of hair loss. This residual-free tonic is infused with biotin b7 and saw palmetto as two proven ingredients to improve hair growth. When sprayed on the scalp, it seeps deep into the hair follicles and stimulates blood flow to the scalp, removing DHT to stimulate hair growth and stop thinning while strengthening & repairing split ends to create fuller thicker hair. Drug-free and color-safe with no hormones, sulfates, or parabens is a completely safe leave-on spray that helps improve hair growth in men and women.