A versatile easy-to-use serum Contains powerful Mandelic & Malic Acids Helps immediately even skin tone minimize breakouts & smooth wrinkles Unveils a healthy & ageless looking complexion To use: Apply at night to clean dry face. Leave on for 10-15 minutes follow with moisturizer. Use every other night for the first 2 months. If irritation or excess flaking arises reduce usage or stop using Scent: Original