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retinol
noun
ret·i·nol
ˈre-tə-ˌnȯl
-ˌnōl
: 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
Using products containing retinols and acids at a young age can lead to eczema and irritant contact dermatitis, according to Sunil Dhawan, a dermatologist with the Center for Dermatology, which has locations in Milpitas and Fremont.
—Stephanie Lam, The Mercury News, 8 May 2024
Topical retinoids, like over-the-counter retinol and prescription tretinoin, can also treat wrinkles and texture by slowing the breakdown of collagen and increasing skin cell turnover.
—Medea Giordano, WIRED, 3 May 2024
This, paired with the retinol, prevents dryness and loss of firmness.
—Enjanae' Taylor, Southern Living, 2 May 2024
The formula contains vitamin C to brighten, retinol to smooth texture, and hyaluronic acid to help plump up fine lines.
—Cai Cramer, Peoplemag, 27 Apr. 2024
Some are fairly straightforward (a little retinol or squalane, anyone?), while others are a bit more intense, like a scary-looking red light therapy mask.
—Kirsten Nunez, SELF, 29 Mar. 2024
According to Green, the most popular active ingredients in anti-aging skincare products are retinol and vitamin C.
—Maggie O'Neill, Health, 15 Feb. 2024
The formula utilizes a microdose of retinol along with ceramides (a potent moisturizing agent), peptides, and glycerin to keep those ugly retinol side effects to a minimum and leave skin feeling hydrated, supple, and firm.
—Danielle Cohen, Glamour, 3 Apr. 2024
David Robert Elliott One product Evelyn does not use is retinol, a form of vitamin A that helps smooth wrinkles and boost collagen production, which begins to slow down around age 25.
—Dianna Mazzone Singh, Allure, 2 Apr. 2024
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'retinol.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Etymology
retin- + -ol entry 1; from its being the source of retinal
First Known Use
1960, in the meaning defined above
Dictionary Entries Near retinol
Cite this Entry
“Retinol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/retinol. Accessed 24 May. 2024.
Kids Definition
retinol
noun
ret·i·nol
ˈret-ᵊn-ˌȯl
-ˌōl
: the most common form of vitamin A
Medical Definition
retinol
noun
ret·i·nol
ˈret-ᵊn-ˌȯl
-ˌōl
More from Merriam-Webster on retinol
Britannica.com: Encyclopedia article about retinol
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