Retinoids, Retin-A, All-Trans Retinoic Acid, vs. Retinol.
For the past decade or longer, retinoids have been considered one of the most effective topical treatments for reversing the signs of aging... but between retinoids, retinol, all-trans retinoic acid and Retin-A, how do you know what's best for you? Retinoids Retinoids are a broad class of synthetic and naturally occurring Vitamin A compounds and derivatives that include retinol, all-trans retinoic acid and retinoic acid (Retin-A). Some retinoids, such as retinoic acid (Retin-