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NatureCity Blog

  • Old Woman Nails Hands
    August 31, 2017 Emma McGowan

    Collagen Peptide Supplement May Improve Nail Brittleness

    Brittle nail syndrome refers to nails that exhibit surface roughness, raggedness, and peeling. A recent study suggests that taking a daily collagen peptide supplement may boost fingernail growth by 12% and reduce the frequency of broken nails by 42%. Participants...

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