Biotin is important for the production of keratin, a protein that helps to strengthen and protect hair. In addition, liquid biotin for hair growth may help to improve the overall health of the scalp by providing the body with essential nutrients. Biotin may be effective for improving the health of the skin. It is important for the production of collagen, a protein that helps to support the structure of the skin. Biotin may also help to improve the appearance of the skin by reducing the appearance of dryness and promoting a glowing complexion. Biotin is important for maintaining healthy nails. It helps to support the growth of strong healthy nails, and it may also help to reduce the risk of brittle nails and nail splitting. Our liquid biotin 10000mcg extra strength contains 8mg of Vitamin C. Vitamin C is a powerful antioxidant that plays a key role in maintaining the health and integrity of the skin, hair and nails. It is essential for the production of collagen, a protein that helps to support the structure of these tissues. As a result, many people turn to Vitamin C supplements to help improve the health and appearance of their hair, skin and nails. Our liquid biotin contains 8mg of this powerful nutrient.