Retinol After 40: The Ultimate Guide to Real Results Without Irritation.
If you’re starting Retinol After 40, you might notice your skin reacting differently than it did in your 20s. As we cross the 40-year mark, our skin’s biology undergoes a significant shift. The aggressive “strength over everything” approach that worked in our 20s often backfires on mature skin. In this guide, we break down the…