Biotin supplements provide the necessary nutrients that are speedily absorbed tint he body. Biotin or Vitamin B7 is water soluble Vitamin that helps maintain healthy blood sugar levels, promotes nail and hair strength and supports cell growth, metabolism of fats and amino acids and the production of fatty acids. Biotin is essential in the healthy functioning of the Krebs cycle in which energy is released from foods and transferred to the body for use. Biotin helps to process glucose and is needed for glucose utilization. It is also the most commonly used Vitamins in hair care, helping prevent graying and hair loss. Biotin also helps in keeping the skin look healthy and fresh.