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Vitamin B12 injections are a form of supplementation used to treat or prevent vitamin B12 deficiency
However, commercial transdermal peptide products remain limited, and preparation requires specialized equipment beyond what typical researchers possess
Note: These effects are currently limited to non-clinical laboratory investigations
GHK-Cu serums only need to be stored in a cool, dark place ideally refrigerated, and then simply used on the desired area of the body
More syringe units will be needed to deliver the same peptide amount
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