An essential B vitamin also known as vitamin B-7, biotin is sometimes referred to as the beauty vitamin for its powerful effect on your skin, hair and nails. KAL Ultra Biotin DropIns provide 10,000 mcg of bioavailable biotin per 1 ml (15-drop) serving. This fast-absorbing liquid form is formulated to help support full, vibrant hair, strong nails and radiant, healthy-looking skin. Youll never look better! Ultra Biotin DropIns are scientifically blended and easy to use plus youll love the great, natural mixed berry flavor! Each ingredient has been inspected in a state-of-the-art laboratory, and tested for heavy metals, microbes, bacteria, herbicides, pesticides and major allergens, as well as purity, potency and identity. You can rest assured every batch meets the highest-quality standard because you deserve the best. Try KAL Ultra Biotin DropIns today for beautiful results! Order your bottle today!