Use once a week. Apply a thin layer, once a week, with cotton swabs or fan brush. Leave on 2-3 minutes, gradually increasing application time to 7 minutes if necessary. Remove thoroughly with cool water. Tingling and slight redness are normal. Peel may be immediately neutralized with cool water. Do apply on broken skin. Follow with emerginC multi-vitamin, hyper-vitalizer face cream, earth cream or active hydrating complex.