SkinCeuticals Retinol 1.0 Night Cream is a maximum-strength refining night treatment formulated with 1.0% pure retinol. This potent cream helps diminish the appearance of fine lines, wrinkles, and age spots while promoting skin cell turnover for a more youthful complexion. Key features: • Contains 1.0% pure retinol concentration • Maximum-strength night treatment • Helps reduce appearance of fine lines and wrinkles • Promotes skin cell turnover • Improves skin texture and tone • Targets signs of aging This is a professional-grade retinol treatment that should be introduced gradually into your skincare routine. Begin using 2-3 times per week and increase frequency as tolerated. Apply a pea-sized amount in the evening after cleansing and toning. Due to the high concentration of retinol, sun protection during the day is essential. Not recommended for sensitive skin, pregnant women, or those new to retinol products.