: an amino acid C5H9NO3 that occurs naturally as a constituent of collagen
Example Sentences
Recent Examples on the WebThe star ingredient - soy proteins - are rich in the amino acid hydroxyproline, which is known to improve elasticity and smooth skin to promote a healthy-looking complexion. Grooming Playbook, The Salt Lake Tribune, 13 May 2022 The salon and nail-care brand Tenoverten created a restorative hand cream with a formula that, thanks to its proprietary blend of five oils, not only locks in moisture but also builds collagen and brightens skin using hydroxyproline and Kakadu plum. Caitie Kelly, New York Times, 19 Mar. 2020 The supplements specifically contain high amounts of three amino acids that are key building blocks for collagen synthesis in the body: glycine, proline and hydroxyproline. Lisa Drayer, CNN, 17 Oct. 2019 But one method, called HYP, extracted and purified a sample of a single amino acid, hydroxyproline, from the collagen sample. Kiona N. Smith, Ars Technica, 18 June 2018 The collagen found in our bodies is made up of several amino acids, including glycine, proline, hydroxyproline, and arginine. Elise Deming, Rdn, Ldn, Philly.com, 26 Feb. 2018
Word History
First Known Use
1905, in the meaning defined above
Medical Definition
hydroxyproline
noun
hy·droxy·pro·line -ˈprō-ˌlēn
: an amino acid C5H9NO3 that occurs naturally as a constituent of collagen