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WHY TEETH STAIN

Understand what causes tooth discoloration—and find out the real color of naturally white teeth (the answer may surprise you).

White Teeth 101

How to Whiten Teeth

FAQ

Common Oral Problems Top 6 Reasons Why Your Teeth Are Yellow

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FAQ

Are Teeth Naturally White?

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GRINDING TEETH CAN DARKEN THEM
GRINDING TEETH CAN DARKEN THEM

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Certain Medications Can Yellow Teeth
Certain Medications Can Yellow Teeth

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Common Oral Problems 6 Things That Stain Your Teeth

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FAQ

Can My Dentures Yellow Over Time?

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LEARN HOW WITH YOUR MOUTH COACH

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LISTERINE kills 99.9% of germs that brushing misses to help prevent bad breath, reduce plaque and gum problems.

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© Johnson & Johnson Pte. Ltd. 2020 All rights reserved. This site is published by Johnson & Johnson Pte. Ltd., which is solely responsible for its content. This site is intended for use by residents of Singapore. This site may contain links to websites which our Privacy Notice does not apply. We encourage you to read the Privacy Notice of every website you visit.


Date Last Modified: July 02, 2026

Disclaimer: Advice on oral care provided on this site is not intended as a substitute for professional medical/dental advice, diagnosis, or treatment.

Always seek the advice of your physician, dental professional, or other qualified health provider with any questions you may have regarding a medical/dental condition.