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The copper peptide trend has gone from creams to injections — ahead of the science

NPR | By Will Stone
Published September 7, 2026 at 3:46 PM CDT

Copper peptides are among the biggest viral trends on social media. Does evidence support smearing on the electric blue tincture for firmer skin, wound healing and other anti-aging effects?

Copyright 2026 NPR
Will Stone
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