Cerise Naturals Anti Hair Gray Serum is a combination of Arcolis, Biotin, Zemia and other essential nutrients that helps prevent premature graying of hair.the growth of dark hair; Helps to restore the natural black color of hair, and helps to restore the natural black color of hair. https://cerisenaturals.com/collections/organic-hair-care-products/products/reverse-hair-grey-serum-50ml