In this video, I will tell you to stop tooth decay naturally fast at home and remineralize your teeth. To prevent tooth decay: Brush your teeth at least twice a day with a fluoride-containing toothpaste. Clean between your teeth daily with dental floss or interdental cleaners, such as the Oral-B Interdental Brush, Reach Stim-U-Dent or Sulcabrush. Rinse daily with a fluoride-containing mouthwash. Along with these simple tips try this amazing home remedy.