Colgate enamel health whitening's unique formula strengthens and smoothes weakened enamel to make it healthier. As it replenishes and polishes, it gently whitens teeth, while fighting cavities and freshening breath. Colgate Enamel Health Toothpaste Whitening Formula - Clean Mint Flavor Replenish & Polish - Helps Replenish Natural Calcium To Strengthen Enamel & Gently Polishes So Germs Are Less Likely To Stick Net Wt. 4 OZ (113 g) Each.