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For GHK-Cu, this definitively verifies the peptide's primary sequence and, crucially, confirms the presence of the copper ion by matching the measured mass to the theoretical mass of the complex (~403.9 Da)
Given how hard it is to get these medications for some patients, this can be an attractive alternative, but the FDA has expressed concern at the frequency of -glutide salts turning up in compounded formulations, which are not present in any of the FDA-approved drugs and thus have an unknown safety and efficacy profile
Consume this once daily, preferably at the same time for consistent results
It is not just as good as the injection, and it is not far behind
Contact your GP if you experience: Persistent fatigue, weakness, or shortness of breath (possible anaemia) Numbness, tingling, or balance problems (possible B12 deficiency) Muscle cramps, spasms, or irregular heartbeat (possible magnesium or potassium deficiency) Bone pain or frequent fractures (possible vitamin D or calcium deficiency) Poor wound healing or frequent infections (possible zinc or vitamin C deficiency) Seek urgent medical attention (call 111 or 999 as appropriate) for severe palpitations, chest pain, fainting, or signs of severe allergic reaction
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