Looking for an effective, sustainable toothpaste? It might be on top of your head. Scientists have discovered that keratin, a protein found in hair, skin, and wool, can repair tooth enamel and stop ...
The Cool Down on MSN
Researchers make incredible breakthrough with toothpaste made from shocking source: 'Stronger, healthier smiles'
The researchers at King's College extracted keratin from wool and found that when it came in contact with saliva, the keratin ...
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