By Dr. Keerthi Sudireddy
Fluoride is one of the most studied tools in dentistry for preventing tooth decay, yet many people are unsure whether it is safe. Here is the clear picture.
Fluoride is safe and highly effective at preventing cavities when used in normal amounts, such as in toothpaste. It strengthens enamel and helps reverse very early decay. The key is the right amount: a pea-sized amount of fluoride toothpaste for adults and a smear for young children. Problems only arise from swallowing large excess amounts over time.
What fluoride does
- Strengthens enamel against acid attacks.
- Helps re-harden early softened enamel before a cavity forms.
- Reduces the bacteria's ability to produce acid.
How much you need
- Adults: a pea-sized amount of fluoride toothpaste twice daily.
- Children under 3: a smear; ages 3 to 6: a pea-sized amount, supervised.
- Spit, do not rinse heavily, so a little stays on the teeth.
Is it safe for children?
Yes, in the recommended amounts. Supervise young children so they do not swallow toothpaste. Combined with low sugar and regular check-ups, fluoride is a cornerstone of cavity prevention.
For tailored advice, ask Dr. Keerthi at The Tooth Studio.
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