For those looking for a potent retinol serum to target stubborn wrinkles and fine lines, the Paula's Choice RESIST Intensive Wrinkle-Repair Retinol Serum is an excellent choice. This serum is formulated with a high concentration of retinol, antioxidants, and peptides to help improve the appearance of aging skin. It helps reduce the depth of wrinkles, improve skin firmness, and enhance overall radiance. The lightweight and non-irritating formula make it suitable for all skin types. Take advantage of the Amazon January sales to grab this highly-effective retinol serum at a discounted price and give your skin the rejuvenation it needs.