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

Its formula, packed with growth-stimulating biotin and peptides, worked hard to stimulate her scalp and boost density from the roots, which filled in her patchy spots and amped up her volume. —Alyssa Brascia, People.com, 29 Oct. 2024

This hair gem is infused with a ton of nourishing ingredients such as biotin and rosemary that not only promote the growth of your hair but also leave a refreshing scent behind. —Hyphensocial Contributors, Rolling Stone, 25 Oct. 2024

This glycerin-spiked formula defines and easily lifts brows, while biotin conditions fine hairs. —Sarah Han, Allure, 5 Sep. 2024

Take a biotin supplement: Biotin, a type of B vitamin, has been linked to healthy hair and nails. —Sherri Gordon, Health, 18 Oct. 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