retinol
noun
ret·i·nol
| \ ˈre-tə-ˌnȯl
, -ˌnōl\
, -ˌnōl\
Definition of retinol
: the chief and typical vitamin A C20H29OH that is a highly unsaturated alicyclic alcohol used in various forms in medicine and nutrition
Examples of retinol in a Sentence
Recent Examples on the Web
An anti-aging night cream cream or serum with vitamin A or retinol before bed will help counteract fine lines, says David Leffell, M.D., a professor of dermatology and surgery at Yale University School of Medicine. — Katherine Fung, Good Housekeeping, "Everything You Need to Know About Beauty Sleep," 15 Aug. 2019 But Perry’s alternative to anti-aging products like sunscreen and retinol cream is not really a smart strategy. — Christina Oehler, Health.com, "Katy Perry Says She Uses Enemas to Prevent Aging—Here's Why That's Dangerous," 18 July 2019 Vitamin A: 18% of the RDI – contains retinols and retinoids that promote skin collagen and elastin, and also minimizes the appearance of pores. — Shalwah Evans, Essence, "Are Those Watermelon Infused Skincare Products Worth Your Coins?," 5 Aug. 2019 Start by applying every other night (retinol can be irritating at first), and always wear SPF. — The Good Housekeeping Institute, Good Housekeeping, "GH Seal Spotlight: RoC Retinol Correxion Max Daily Hydration Crème," 24 June 2019 What's the difference between bakuchiol and retinol? — Paige Stables, Good Housekeeping, "Bakuchiol is 'Nature's Retinol' That Will Change Your Skin," 27 June 2019 Move over, retinol — the latest skin-care ingredient for fine lines might be sitting right in front of you at brunch. — Macaela Mackenzie, Allure, "Maple Leaf Extract Could Be the Next Big Fine Line Smoother, According to Early Research," 23 Aug. 2018 Amazon Prime Day 2018 is here, which means over 100,000 reduced Amazon products and countless deals on beauty and personal care products from retinol to mascara to face masks. — Leah Prinzivalli, Glamour, "This $14 Face Cream Basically Won Amazon Prime Day," 17 July 2018 Natural retinoids include retinol, which is converted into retinal (retinaldehyde), which is later converted into retinoic acid. — Sarah Jacoby, SELF, "Can People With Sensitive Skin Be in the Retinol Club, Too?," 30 Apr. 2019These example sentences are selected automatically from various online news sources to reflect current usage of the word 'retinol.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for retinol
retinol
noun
ret·i·nol
| \ ˈret-ᵊn-ˌȯl
, -ˌōl
\
, -ˌōl
\