📌 Eggshells and baking soda: the natural method that whitens teeth in 5 minutes thanks to calcium carbonate

Posted 25 February 2026 by: Admin #Various

Eggshells, composed of 95% calcium carbonate, can transform your smile in just a few minutes. This natural method removes surface stains, polishes enamel, and restores the natural radiance of teeth without harsh chemicals. Discover how to prepare this homemade whitening powder and use it correctly to regain whiter teeth.

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Illustration image © TopTenPlay
Symbolbild © TopTenPlay

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