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Look for HPLC-MS verification showing greater than 98% purity (preferably 99%+) and endotoxin testing confirming bacterial contamination levels below safe thresholds
The mass stays fixed at 10 mg
Effects may vary depending on the skin and reaction of the user Rating 4/5
Most people should plan on weeks to a few months of consistent use before judging GHK-Cu, since it works by gradually rebuilding tissue rather than producing an instant change
Recommended concentration ranges For finished formulations applied to the scalp, the suggested AHK-Cu concentration falls between 0.3 percent and 2 percent
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