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what does ghk cu side effects A Dermatologist's Take on the Copper Peptide (GHK-Cu) Trend GHK-Cu Side Effects: Copper Uglies
Description
This leads to faster recovery times and reduced muscle soreness

As described by Cant et al

How quickly do B12 injections start to work

The problem

As noted above, use ethyl chloride (or other freezing spray), as well as a skin wheal to reduce the pain of this injection

JCI Insight 1:e89073
