Strength: 10 mg/mL

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Biotin (vitamin H; coenzyme R; classified as a B vitamin) is a dietary component that is important for the metabolism of carbohydrates, fats, and amino acids. It is found primarily in liver, kidney, and muscle. Biotin functions as an essential cofactor for five carboxylases that catalyze steps in fatty acid, glucose, and amino acid metabolism. It is also an important factor in histone modifications, gene regulation, and cell signaling