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pmid:34345275CrossRefPubMedGoogle Scholar Porter KM, Hoey L, Hughes CF, et al

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Nicholson, M

Copper peptides (GHK-Cu and AHK-Cu) are naturally occurring compounds in the human body with no significant systemic side effects reported in published studies

Q5- Can this be used by a pregnant or lactating mother

Amy Yasko ( recommends a specific form of B12 based on your genetics if you know the status of your COMT 158 and VDR Taq variants
