RSS BotMB to Hacker NewsEnglish · 7 months ago

Toothpaste made from hair provides natural root to repair teeth

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Toothpaste made from hair provides natural root to repair teeth

RSS BotMB to Hacker NewsEnglish · 7 months ago

3

Toothpaste made from your own hair may offer a sustainable and clinically effective way to protect and repair damaged teeth.

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7 months ago
Fingernails are also made of keratin…

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