Possible Side Effects While GHK-Cu is generally regarded in research settings as a widely investigated regenerative and copper-binding peptide, observed responses may vary depending on dosage range, administration frequency, protocol duration, sensitivity, copper balance, and individual physiology
larger volumes give finer dosing granularity at the cost of larger injection volumes
The most cited research protocols use 0.252mg AHK-Cu daily via subcutaneous injection, typically administered in the scalp region or systemically depending on study design
Sarafraz-Yazdi, E., Adler, V., Bowne, W., Sookraj, K., North, A., Niharny, P., & Michl, J
Lower secretion of Immunoglobulins (IgA), Natural Killer Cells (NK), and T-cell activity, which leads to a higher susceptibility to infections like herpes, thrush, or viral infections
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