Healthy hair begins with a healthy scalp. Biotera’s Ultra Thick & Full Shampoo gently cleanses, is free from SLS/SLES sulfates,* and increases volume and fullness up to 66%.** Our kind-to-scalp formula, infused with a pre- and postbiotic blend of coconut yogurt and ginseng, helps to maintain an optimal foundation for healthy scalp and hair. *SLS/SLES = Sodium Lauryl Sulfate/Sodium Laureth Sulfate **vs. untreated hair