Clinically proven results set this bar apart — delivering 3× more volume after just one wash and reducing breakage by up to 70%. Powered by a serum-level concentration of actives like rosemary extract to support scalp circulation, biotin to fortify each strand, and amino acids that help repair the hair shaft,it’sdesigned to strengthen and thicken thinning or fragile hair.Unlike most liquid shampoos, this solid format packs all that performance into a concentrated, water-free bar that lasts as long as three bottles.You’llget the same rich, satisfying lather — just with less waste, more results, and no plastic.