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The CAS registry number for GHK-Cu (Copper Peptide) is 49557-75-7
hCG's heavily sialylated -subunit extends its plasma half-life to approximately 2436 hours versus LH's 2060 minutes
The Bottom Line GHK-Cu injection frequency follows a simple default: once daily, five days on, two days off, for 4 to 12 weeks
I started taking it this week and the energy just hit so differently
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