Biolage Scalp Sync Clarifying Shampoo is a gentle clarifying shampoo for oily scalps. Infused with fermented tea and glycolic acid, it balances scalp moisture levels while restoring volume, shine, and lift to hair. Benefits: A gentle clarifying shampoo that removes residue, buildup and excess oil & sebum. Infused with fermented tea and glycolic acid Balances scalp moisture levels while restoring volume, shine, and lift to hair. Paraben, Silicone and Mineral Oil-Free