Description Isntree Hyper ACID4 30 Serum is an exfoliating wash-off serum formulated with a blend of Niacinamide, Allantoin, Charcoal & Peat Water, and multiple hydroxy acids. Designed for a one-minute application, this serum helps to reveal smooth and even skin. Overview Isntree Hyper ACID4 30 Serum is an exfoliating serum. Contains Niacinamide, Allantoin, Charcoal & Peat Water. Formulated with AHA, BHA, PHA, and LHA. Helps reveal smooth skin. Helps reveal even skin. A wash-off product requiring 1 minute application. Capacity: 20 ml / 0.67 fl. oz. Product Information Product Name: Hyper ACID4 30 Serum Brand: Isntree Category: Exfoliating Serum Key Ingredients: Niacinamide, Allantoin, Charcoal & Peat Water, AHA (Alpha Hydroxy Acid), BHA (Beta Hydroxy Acid), PHA (Poly Hydroxy Acid), LHA (Lipo Hydroxy Acid) Capacity: 20 ml / 0.67 fl. oz. Functions: Exfoliating Benefits: Helps reveal smooth skin, Helps reveal even skin Usage: Wash-off product, Requires 1 minute application time before washing off