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Is Keratin Safe? What to Know About Formaldehyde-Free Options How to Smooth Your Hair Without Compromising Your Health

Is Keratin Safe? What to Know About Formaldehyde-Free Options How to Smooth Your Hair Without Compromising Your Health

By Jumy Bee Jul 3, 2025

Keratin treatments are known for their smoothing, shine-boosting power — but over the years, they've also earned a controversial reputation. One word: formaldehyde . So, is keratin safe?

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