Go natural with Tom's Of Maine Toms Pprmnt Bking Soda (6x5.5 OZ). Tom's of Maine Natural Cavity Protection Fluoride Toothpaste is ADA Accepted. Naturally-sourced fluoride helps remineralize soft spots before they turn into cavities, and it helps strengthen the tooth structure so enamel is more resistant to decay. . (Note: Description is informational only. Please read the ingredient label on the product for more information and always consult your health professional with any questions prior to use.)