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Tooth Enamel Is Strong—Yet Vulnerable

Tooth enamel is the hardest tissue in the human body, but it can still be damaged. Knowing how to protect and preserve your tooth enamel from erosion and decay begins with a basic understanding of what enamel is, how it gets damaged, and the steps you can take on a daily basis to protect it.

The Composition of a Tooth

What Is Tooth Enamel?

Tooth enamel—the white part of your teeth—cannot be repaired once it’s been worn away. Learn what can wear enamel or cause it to erode.

Woman Holding an Acidic Orange Showing her Strong and White Enamel

What Causes Tooth Wear?

Tooth wear is common. Learn more about the different causes of tooth wear and how you can protect your teeth.

Woman Smiling with Healthy Tooth Enamel

Why You Should Protect Your Enamel

Enamel keeps your teeth healthy and white. Enamel cannot be restored, so it’s important to protect it.

Cleaning Toothbrush

How to Reharden and Strengthen Enamel

Once enamel is gone, it’s gone. However, if your enamel is weakened by dietary acids, it can be rehardened.

The Composition of a Tooth

What Is Tooth Enamel?

Woman Holding an Acidic Orange Showing her Strong and White Enamel

What Causes Tooth Wear?

Woman Smiling with Healthy Tooth Enamel

Why You Should Protect Your Enamel

Cleaning Toothbrush

How to Reharden and Strengthen Enamel