Retin A Cream: What Is It and How Does It Treat Acne?
Tretinoin, also known as retinoic acid (and later marketed as Retin-A), was developed in 1969 by Drs. James Fulton, Jr., and Albert Kligman as a ground-breaking treatment for acne vulgaris. Fulton recognized the social and self-esteem issues teenagers with acne…