Developed by Dr. Irwin Smigel, world-renowned ""Father of Aesthetic Dentistry"". Supersmile is the number one teeth whitening brand recommended by cosmetic dentists. Supersmile contains Calprox, our unprecedented science, and proprietary formula of encapsulated calcium peroxide and minerals. Calprox gently and effectively dissolves the sticky bio-film from teeth, to which plaque, bacteria, and stains adhere to enable sensitivity free teeth whitening. Clinically proven to whiten teeth 6 shades (results may vary) and support gum health when used with our Professional Whitening Accelerator. Supersmile is the best-selling fluoride free teeth whitening toothpaste that safely and effectively lifts and removes surface stains such as coffee, tea, tobacco and red wine without harsh abrasives. Supersmile is shown to prevent plaque buildup 10X better than the leading plaque-removing toothpaste. Supersmile toothpaste is 75% less abrasive on enamel than the limit set by the American Dental Association. Supersmile Professional Whitening Toothpaste contains calcium, magnesium, phosphates, and fluoride to remineralize and strengthen enamel while protecting teeth against cavities. Works safely to restore bonded teeth, bonded fillings, veneers, caps, dentures to their original shade. Just brush and whiten. Free of silica, parabens, sulfates, known allergens, animal by-products, and BPA. Kosher. Made in USA.