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For emerging compounds like GHK-Cu, consult a qualified healthcare provider
Studies indicate that long-term metformin use can reduce serum B12 blood test levels by up to 20%, necessitating regular monitoring and preventive B12 supplementation protocols
Peptides are hawked claiming all kinds of benefits, including for aging-related conditions, but it is largely profit-driven hype, he says
It is not approved for human injection under regulatory standards
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