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

Examples of biotin in a Sentence

Recent Examples on the Web

Score it in a bundle with its matching conditioner, peptide density serum, and Destined for Density biotin supplements for 20 percent off. —Averi Baudler, People.com, 26 Dec. 2024

Do biotin supplements actually help with hair growth? —Caroline C. Boyle, USA TODAY, 23 Dec. 2024

Infused with biotin and keratin to fortify strands and chia seed oil for incredible softness, this shampoo is a hairstylist favorite. —Christa Joanna Lee, Allure, 27 Nov. 2024

Additionally, this multivitamin contains a high dose of biotin, which may interact with certain medications and affect some laboratory results, including thyroid tests and troponin (a cardiac marker). —Allison Knott, Ms, Rdn, Cssd, Health, 26 Sep. 2024

Word History

Etymology

International Scientific Vocabulary, from Greek biotos life, sustenance; akin to Greek bios

First Known Use

1936, in the meaning defined above

Kids Definition

biotin

noun

bi·​o·​tin ˈbī-ə-tən 

: a growth vitamin of the vitamin B complex found especially in yeast, liver, and egg yolk

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