Dietary supplements new supports collagen synthesis with vitamin c with 2,500 mcg of biotin helps support healthy hair, skin & nails. Just one per day the makers of natural made; supplements have combined five key nutrients for maintaining healthy hair, skin & nails in one small softgel. Each nutrient is backed by scientific evidence demonstrating support of hair, skin, nails or all three. If the ingredient doesn't have scientific support, we didn't include it. Hair, skin & nails formula the power of five essential nutrients for hair, skin & nails - in one. Easy-to-swallow softgel. Biotin; (2,500 mcg) - may help maintain healthy hair, skin & nails in individuals lacking sufficient biotin*, a daily dose of 2,500 mcg of biotin is nature made's extra strength recommendation vitamin c & (100 mg) - supports collagen synthesis* zinc ; (11 mg) - helps support healthy skin* copper; (900 mcg); essential for collagen synthesis; skin support* beta carotene; (2,500 iu) - a precursor to vitamin a, which is essential for healthy skin* no color added. No artificial flavors. & no preservatives. & no yeast or starch. & gluten free. Encapsulated & quality tested in the USA. Hair, skin & nails softgels are made to nature made's guaranteed purity & potency standards. *these statements have not been evaluated by the food & drug administration. This product is not intended to diagnose, treat, cure or prevent any disease.