Dry hair often causes frizz, split ends and lack of shine. Inspired by the aloe plant that never seems to dry, Biolage HYDRASOURCE Shampoo helps optimize moisture balance for healthy looking hair. Give her up to 15X more moisturized hair after just one application*. *When using the system of HYDRASOURCE shampoo, conditioner and leave-in tonic vs. a non-conditioning shampoo. Quench dry, thirsty hair with state-of-the-art formulas inspired by nature that mimic the moisture-retaining properties of the Aloe Plant. Hair’s hydration levels are optimized through the absorption and retention of moisture.