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ghk-cu tolerance or desensitization evidence The Effect of the Human Peptide GHK on Gene Expression Relevant ghk-cu tolerance desensitization effectiveness over
Description
Human trials are still limited, so we use them carefully and with full informed consent

Nature 394:894897

If youd like to store them for several months or even years, placing them in a 80 C (112 F) freezer is best

This can make it harder to catch the problem early
