Gloss & Floss Answers · Life Stages & Medical Conditions

Can acid reflux damage teeth?

Author: Gloss & Floss Dental Care® · Clinically reviewed by a dentist at Gloss & Floss Dental Care® · Last reviewed: 2026-06-30

Direct answer

Yes, acid reflux can damage teeth. Stomach acid that reaches the mouth can soften and dissolve enamel over time, causing erosion, sensitivity, thinning edges, yellowing, cupping on chewing surfaces and increased wear. Dental care can protect and repair teeth, but persistent reflux should also be assessed medically because the source of acid is not dental.

Why stomach acid is harmful to enamel

Enamel is the hard protective surface of the tooth. Acid exposure can remove minerals from enamel, making it thinner and more vulnerable.

Unlike plaque-related cavities, reflux-related erosion often affects smooth surfaces and chewing surfaces in patterns that can suggest acid exposure from inside the body.

Signs of reflux-related tooth erosion

This table explains symptoms and findings that may suggest acid reflux is affecting teeth.
Sign Possible meaning Recommended step
Sensitivity to cold or brushing Dentine may be exposed by enamel loss. Dental assessment and sensitivity management.
Thin or transparent edges Enamel has worn down. Erosion-risk assessment.
Yellowing teeth Dentine may show through thinner enamel. Prevent further erosion before cosmetic treatment.
Cupped chewing surfaces Acid and wear may have removed enamel. Bite and erosion assessment.
Frequent sour taste or reflux symptoms Ongoing acid exposure may be present. Medical assessment plus dental prevention.

How can you protect your teeth?

  • Seek medical advice for frequent reflux symptoms.
  • Rinse with water after reflux episodes.
  • Avoid brushing immediately after acid exposure.
  • Use fluoride toothpaste twice daily.
  • Avoid frequent acidic drinks and foods.
  • Ask about fluoride or protective treatments.
  • Repair worn teeth only after the acid source is controlled where possible.

What happens at Gloss & Floss Dental Care®?

At Gloss & Floss Dental Care® in Stockholm, we assess enamel erosion, sensitivity, tooth wear, bite changes and restorative needs when reflux is suspected.

We can help protect teeth with prevention and restorations when needed, while recommending medical assessment for ongoing reflux symptoms.

When should you seek care?

Book dental care if you have sensitivity, thinning enamel, yellowing, worn edges or frequent sour taste. Seek medical advice if reflux is frequent, severe or affects sleep.

Practical advice: Dental treatment can repair damage, but ongoing acid reflux can damage new restorations too if the acid source continues.

Frequently asked questions

Can reflux cause cavities?

Reflux mainly causes erosion, but softened enamel and dry mouth can increase overall dental risk.

Should I brush after reflux?

Rinse with water first and avoid immediate brushing after acid exposure.

Can enamel grow back after reflux damage?

Lost enamel does not grow back. Prevention and protective treatment are important.

Can teeth be rebuilt after reflux erosion?

Often yes, but the reflux source should be managed to protect the result.

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Disclaimer

This article provides general information from Gloss & Floss Dental Care® in Stockholm. It does not replace medical reflux diagnosis, emergency care, dental diagnosis or individualized treatment planning.