Sugar by itself isn’t the direct cause of cavities, but it fuels the process. Cavities happen when acid-producing bacteria break down tooth enamel. Those bacteria feed on food residue on the teeth and produce acid that gradually eats away the enamel.
So frequent consumption of sweets raises mouth acidity and increases the risk of enamel breakdown. Sugar doesn’t attack directly — the harm comes from the acids the bacteria create. Keeping up oral hygiene and cutting back on sweets lowers the risk of cavities.
How to reduce your risk of cavities
To prevent dental problems and lower your chance of getting cavities, follow these common recommendations:
- Brush your teeth twice a day with a fluoride toothpaste.
- Clean between your teeth with dental floss or an interdental brush every day.
- Limit frequent snacking on sweets and drinks with added sugar.
- Drink more water, especially after meals, to wash away food residue and lower mouth acidity.
- Get regular preventive checkups with your dentist and professional cleanings.
When’s the best time to brush after eating something sweet?
Many dentists suggest waiting about 20–30 minutes after consuming very acidic or sweet foods before brushing your teeth, because the higher acidity can temporarily soften the enamel. During that time, saliva helps restore the mouth’s pH.
This article is based on material from Popular Science
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