Many of the changes associated with aging skin can be managed, and a thoughtful skin-care routine can make a significant difference.

If you ask a dermatologist to name one skincare ingredient they would want on a desert island, tretinoin would probably be near the top of the list. Tretinoin has been used in dermatology for decades, and it remains one of our most trusted prescription ingredients for improving the appearance of sun-damaged and aging skin. The problem? Traditional tretinoin creams and gels can sometimes leave your skin feeling dry, flaky, red, or irritated. That’s one of the reasons I really