Smile Sciences is a company that offers a range of oral care and personal care products, including teeth whitening systems that are safe, effective, and pain-free. Their products are made in the USA, tested and approved by dentists and hygienists, and registered with the FDA. In addition to teeth whitening, they offer a variety of natural products with clean ingredients, such as shampoo, toothpaste, and hair care products, all aimed at helping customers achieve a healthy and beautiful smile.