This is a very good value, salon-exclusive, professional refill. Synergy Peace Pure Shampoo 100% authentic. Purchased from an authorized retailer in July 2025. With ingredients that support hair quality improvement, it recreates an exquisite feel and texture without weighing the hair down. As an advantage of oil-soluble proteins, they are less likely to wash away than water-soluble proteins, so you can easily feel the repair ability when used for home care. ・Amino acid surfactant (Sodium Lauroyl Methyl Alanine) + betaine surfactant, low-irritation damage care type. We also focused on foaming and rinsing. ・Contains levulinic acid (Increases hair moisture content through bound water)