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.
âWhen taking biotin supplements, the amount of biotin in the gut far outweighs the quantity of vitamin B5, thereby leading to a relative vitamin B5 deficiency. Pantothenic acid is thought to regulate the barrier function of the surface layer on skin and can reduce acne lesions.