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Injectable peptides like GHK-Cu are not FDA approved
Browse the wider dosage catalog to see how single compounds and blends are documented across the site, and treat any stack as an area of open research rather than a settled recipe
A prescription 2% copper peptide topical studied for collagen synthesis, skin firmness, and photoaging support compounded in iThriveMD's in-house laboratory and applied daily
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Do GHKCu (copper tripeptide) topical formulations improve acne, and are they safe for use?
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