Living Proof Scalp Care Dry Scalp Treatment works to rejuvenate an irritated and itchy scalp. The powerfully hydrating formula is infused with hyaluronic acid which helps boots moisture levels and soothes the scalp.Vitamin B3-based microbiome works to rebalance the natural oils in your hair, to give the appearance of clean and healthy-looking locks.Free from parabens, phthalate, and silicone. Safe for chemically treated hair, PETA Certified cruelty-free.