Quick Answer: How Does Toothpaste Prevent Tooth Decay?

Fluoride is a very safe and effective way to help prevent tooth decay, so is an important ingredient in toothpaste and mouthwashes.

It works by making the enamel (that’s the tooth’s hard outer surface) more resistant to acids produced by the bacteria living on the teeth and gums.

How does toothpaste clean your teeth?

Abrasives gently polish the teeth, helping to break down and dissolve stains and remove plaque.

  • Detergents are what make toothpaste create foam, which helps dislodge food debris and plaque.
  • Preservatives help prevent the growth of bacteria or other organisms in the toothpaste.

Can you reverse tooth decay?

Tooth decay can be stopped or reversed at this point. Enamel can repair itself by using minerals from saliva, and fluoride from toothpaste or other sources. But if the tooth decay process continues, more minerals are lost. A cavity is permanent damage that a dentist has to repair with a filling.

How can I prevent tooth decay?


  1. Brush with fluoride toothpaste after eating or drinking.
  2. Rinse your mouth.
  3. Visit your dentist regularly.
  4. Consider dental sealants.
  5. Drink some tap water.
  6. Avoid frequent snacking and sipping.
  7. Eat tooth-healthy foods.
  8. Consider fluoride treatments.

How do you reverse early tooth decay?

Six Simple Ways to Heal Tooth Decay and Reverse Cavities

  • Change your diet and reduce your sugar intake.
  • If you want to protect your teeth from early decay or heal existing tooth decay, include the following steps in your oral care routine.
  • Add vitamins and supplements to your diet.
  • Eat foods with natural probiotics.