Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A colorless crystalline vitamin, C10H16N2O3S, of the vitamin B complex, essential for the activity of many enzyme systems and found in large quantities in liver, egg yolk, milk, and yeast.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A sulfur-containing member of the vitamin B complex found in liver, egg yolk, milk and yeast, essential to the activity of multiple enzyme systems.

from the GNU version of the Collaborative International Dictionary of English

  • n. a B vitamin (C10H16N2O3S) that aids in body growth; -- called also vitamin H and coenzyme R. It functions as a coenzyme in many carboxylation reactions.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a B vitamin that aids in body growth

Etymologies

Greek biōtos, life; see biotic + -in.
(American Heritage® Dictionary of the English Language, Fourth Edition)

Examples

  • Wagner-Jauregg, for example, found biotin is identical to

    Richard Kuhn and the Chemical Institute: Double Bonds and Biological Mechanisms

  • Grapefruit Seed contains the whole spectrum of the vitamin-B group, with a particularly high content of biotin, which is responsible for the utilization of dietary body fats, facilitating the metabolism of carbohydrates, fats and proteins (and the utilization of other B-complex vitamins).

    Wil's Ebay E-Store

  • Certain B-vitamins such as biotin are needed for maintenance of healthy skin, mucous membranes, which protect the body on the inside and nails.

    EzineArticles

  • Gelatin capsules won't speed it up, Bailey says, but vitamin supplements containing biotin "may help particularly weak or fragile nails, as does a well-balanced diet."

    Protecting the health of your nails for a polished look

  • The most important vitamins and minerals to take to keep nails and hair strong, shiny, and healthy-looking are essential fatty acids, a multiple vitamin, calcium, zinc, biotin, and vitamin B12.

    Best in Beauty

  • Also, don't eat egg whites raw (because it's disgusting) and it is bad for you (see biotin).

    Reduce Or Eliminate Eggs With These Egg Substitutes | Lifehacker Australia

  • A deficiency is extremely rare because bacteria in your intestines make all the biotin you need.

    Simple Skin Beauty

  • Additional supplements that are often helpful include alpha lipoic acid, biotin, vanadium, N-acetylcysteine.

    The UltraMind Solution

  • You give them a place to live in your gut, and they reciprocate by helping you digest your food, make necessary vitamins (like vitamin K and biotin), detoxify poisons, produce energy for your intestinal cells (butyrate), regulate cholesterol metabolism, and keep normal pH balance.

    The UltraMind Solution

  • Here, some of the most important vitamins and minerals required for making energy: Vitamins B1 (thiamin), B2 (riboflavin), B3 (niacin) and B6 (pantothenic acid); biotin; iron; calcium; magnesium; vitamin C, zinc, and copper.

    The Source

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