Nutrileon biotin is the perfect solution for your hair, skin & nails. Biotin is an effective solution to thinning hair or loss of hair colour. It is useful in strengthening the hair roots and provides a natural shine to your hair and help in stimulating the scalp to allow the development of new hair follicles, enhancing hair growth. Biotin strengthens the hair and maintains healthy hair. Biotin is a necessary cofactor for the metabolism of amino acids, from which the body produces the protein keratin and improves the condition of the fragile nail and brittle skin. It supports the action of enzymes that affect the skin and intestinal tract. 5000mcg of biotin can help increase nail strength & nail growth.