Paula‰Ûªs Choice RESIST Intensive Wrinkle-Repair Retinol Serum is an exclusive formula that utilizes a proprietary blend of highly stabilized retinol, potent antioxidants, and skin-repairing ingredients. Its soothing, silky texture goes to work immediately to help skin of any age look and act younger. With ongoing use, you will see fewer wrinkles, smoother skin, and improved skin tone.Who is this for?Anyone concerned with improving the appearance of aging skin and helping sun-damaged skin repair itself so it functions in a younger, healthier manner.