For years, prescription retinoids (face medications like Retin-A, Renova, and Tazorac that contain the vitamin A derivative) have been assumed to be the best antiaging products. Indeed, decades of clinical research show that they speed cell turnover to smooth wrinkles, fade sunspots, and build collagen. But now there are claims that they can also thin the skin and cause chronic inflammation (peeling, lobster-red faces), actually leading to premature aging. The issue is dividing the beauty world. Who's right? Read on and make up your own mind.
FOR RETINOIDS:
