Princeton's WordNet(0.00 / 0 votes)Rate this definition: 1  maxim, axiom(noun) a saying that is widely accepted on its own merits. 2  axiom(noun) (logic) a proposition that is not susceptible of proof or disproof; its truth is assumed to be self-evident.
A: Biotin, also known as vitamin B7, is a water soluble B vitamin. Biotin is required, by the body, for cell growth, metabolism of fats and amino acids and the production of fatty acids. Biotin helps with numerous metabolic reactions.
Biotin is part of the water-soluble vitamin B complex. It plays an important role in the activation of enzymes in the body and can be obtained from foods such as egg yolk, liver and yeast. Biotin deficiency is rare.Most people require only between 5 to 35 mcg of the vitamin per day, according to Oregon State University's Linus Pauling Institute. In case of a deficiency, your doctor may recommend biotin supplements that are available as capsules, tablets and syrups.iotin deficiency is rare. Most people require only between 5 to 35 mcg of the vitamin per day, according to Oregon State University's Linus Pauling Institute. In case of a deficiency, your doctor may recommend biotin supplements that are available as capsules, tablets and syrups.