Both cream and serum retinol product formulas can be effective, so which is best comes down to your skin type and preferences. "Those available OTC for cosmetic use include retinol, retinaldehyde (also known as retinal) and retinyl palmitate, which is generally the gentlest." Common prescription retinoids are tretinoin (also known as retinoic acid), tazarotene and adapalene, which are often used to treat acne due to their strength, in addition to anti-aging effects, she says. "'Retinoid' is an umbrella term used to classify topical vitamin A and all its derivatives, including both over-the-counter and prescription forms," Wnek explains. Maximize results (and minimize irritation) from retinol treatments with these GH Beauty Lab and dermatologist tips: They are evaluated in the Lab using state-of-the-art instruments, as well as on consumer testers who report their feedback on ease of use and effects on skin. The Good Housekeeping Institute Beauty Lab regularly tests anti-aging products that contain retinol, including moisturizers, serums and retinol eye creams. Some dermatologists recommend starting with OTC retinol products (like the picks below) to let your skin acclimate to the ingredient before ramping up the potency with prescription treatments, if needed. "The highest percentage of retinol available OTC is 1%, though it is available in a variety of lower concentrations as well." While prescription retinol treatments are stronger and can deliver better, faster results than over-the-counter retinol, they can also can be more irritating. "The main difference between OTC and prescription retinol is the concentration of the active ingredient in the formula," says Hope Mitchell, M.D., a dermatologist and founder of Mitchell Dermatology in Perrysburg and Fremont, Ohio. Retinol treatments can come in the form of lotions, creams or serums, and are available both via prescription and over-the-counter. Retinol works by speeding up skin cell turnover, which increases collagen production and decreases its breakdown, explains GH Beauty Lab Executive Director Birnur Aral, Ph.D. "Guidelines of Care for the Management of Acne Vulgaris." Journal of the American Academy of Dermatology 74.5 (2016): 945-73.You’ve probably heard that retinol is the Holy Grail of anti-aging - but what is retinol, and is it right for you? It's a derivative of vitamin A and one of the few skincare ingredients clinically proven to reduce wrinkles, among other benefits like smoothing skin texture, unclogging pores, treating acne and minimizing hyperpigmentation. Zaenglein AL, Pathy AL, Schlosser BJ, Alikhan A, Baldwin HE, et."Topical Retinoids for Acne."Seminars in Cutaneous Medicine and Surgery. "Evaluating tretinoin formulations in the Treatment of Acne." Journal of Drugs in Dermatology. National Library of Medicine & National Institutes of Health. Oral isotretinoin: an analysis of its utilization in a managed care organization. Retinoids in the treatment of skin aging: an overview of clinical efficacy and safety. Mukherjee S, Date A, Patravale V, Korting HC, Roeder A, Weindl G.Postinflammatory hyperpigmentation: a review of the epidemiology, clinical features, and treatment options in skin of color. Flattening of atrophic acne scars by using tretinoin by iontophoresis. Why Topical Retinoids Are Mainstay of Therapy for Acne. Buckingham Center for Facial Plastic Surgery: Retin-A and Hydroquinone Instructions.: Retinol Cream: Your Skin's New Best Friend.
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