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This should be avoided and tests should be delayed by 7-10 days post-injection

Who should avoid GHK-Cu entirely Wilson's disease or any copper metabolism disorder Active malignancy until more evidence exists Pregnancy and breastfeeding Known copper sensitivity Anyone unable to maintain sterile technique for injection When unsure, talk to us before starting anything

Option 2: Reduce frequency

Buying the two peptides separately is the better choice when each is being studied at different concentrations or in different experiments

This product is supplied exclusively for laboratory research purposes and is not intended for human or veterinary use