biotin
noun
bi·o·tin ˈbī-ə-tən 
: a colorless crystalline growth vitamin C10H16N2O3S of the vitamin B complex found especially in yeast, liver, and egg yolk
Example Sentences
Recent Examples on the Web The women’s formula adds the aforementioned vitamins, plus biotin and a boost of calcium and zinc. 
The Salt Lake Tribune, 18 July 2022 The biotin in multivitamins is typically 30mcg, or 0.03mg. Dr. Michael Daignault, USA TODAY, 17 Feb. 2022 Supplementing with high-dose biotin is unlikely to be toxic (however high doses can cause stomach distress in some individuals). Dr. Michael Daignault, USA TODAY, 17 Feb. 2022 Better yet, each unique formula has added ingredients targeting specific health concerns—like elderberry and zinc for immunity, chamomile and lavender extract for stress-relief and biotin for skin support. Anna Haines, Forbes, 28 Oct. 2021 This is probably because most people get enough biotin in the diet, so a supplement doesn’t really add much. Dr. Keith Roach, oregonlive, 26 June 2021 Its fast-acting formula contains all of the star ingredients that our derms say are most effective in growth serums: peptides, panthenol, biotin, and keratin. Chelsey Hamilton, Health.com, 16 Oct. 2019 Healthy hair requires adequate nutrients, especially things like vitamin D and biotin (vitamin B7). Dina Cheney, SELF, 13 Dec. 2019 Be on the look out for products with ingredients like peptides, vitamins (like biotin!), and natural oils (especially castor oil), all of which can add strength and shine to your lashes. Katie Bourque, Good Housekeeping, 4 Nov. 2019 See More
The Salt Lake Tribune, 18 July 2022 The biotin in multivitamins is typically 30mcg, or 0.03mg. Dr. Michael Daignault, USA TODAY, 17 Feb. 2022 Supplementing with high-dose biotin is unlikely to be toxic (however high doses can cause stomach distress in some individuals). Dr. Michael Daignault, USA TODAY, 17 Feb. 2022 Better yet, each unique formula has added ingredients targeting specific health concerns—like elderberry and zinc for immunity, chamomile and lavender extract for stress-relief and biotin for skin support. Anna Haines, Forbes, 28 Oct. 2021 This is probably because most people get enough biotin in the diet, so a supplement doesn’t really add much. Dr. Keith Roach, oregonlive, 26 June 2021 Its fast-acting formula contains all of the star ingredients that our derms say are most effective in growth serums: peptides, panthenol, biotin, and keratin. Chelsey Hamilton, Health.com, 16 Oct. 2019 Healthy hair requires adequate nutrients, especially things like vitamin D and biotin (vitamin B7). Dina Cheney, SELF, 13 Dec. 2019 Be on the look out for products with ingredients like peptides, vitamins (like biotin!), and natural oils (especially castor oil), all of which can add strength and shine to your lashes. Katie Bourque, Good Housekeeping, 4 Nov. 2019 See More Word History
Etymology
International Scientific Vocabulary, from Greek biotos life, sustenance; akin to Greek bios
First Known Use
1936, in the meaning defined above
Medical Definition
biotin
noun
bi·o·tin ˈbī-ət-ən
: a colorless crystalline growth vitamin C10H16N2O3S of the vitamin B complex found especially in yeast, liver, and egg yolk
called also vitamin H