Optimize your hair, skin and nails health with a powerful 3 in 1 Biotin 20,000 mcg supplement that offers the most advanced support possible. We have developed American Standard Supplements High Quality Biotin , a supplement that supports glowing skin, glossy hair and strengthened nails. Biotin is known for thickening hair, improving skin and nails health. Coconut contains lots of oils that can prevent damages and keep your hair looking healthy and shiny. Keratin is protein found in hair, skin, and nails that keep you protected from damages. Keratin can help strengthen your hair, reduce frizz and make your hair smoother. Zinc is added to this supplement as antioxidants to keep your skin healthy and glowing. Product Details: * Per Serving: 20000mcg Biotin (Vitamin B7), 100 mg Keratin, 15 mg Zinc Citrate and Coconut Powder * Volume: 120 Veggie Capsules for 120 Day Supply * No Fillers - No Stereates - No Preservatives - No Harsh Chemicals * Manufacturer & Quality Tested in the USA * NON GMO, Allergens, and Gluten Free * FDA-Registered and cGMP Certified Facility * No Binders, Preservatives, or Harsh Additives About American Standard Supplement American Standard Supplement is committed for superior quality with competitive pricing. Our ingredients are purchased from suppliers that go through rigorous audit to meet our high standard quality measured and manufactured in an FDA-registered facility in the United States under GMP regulations. Experience the incredible health benefits of 4-1 Biotin 20,000 mcg by clicking Add to Cart above !