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Reported in clinical practice: GI discomfort (most common, transient), injection site reactions (mild erythema, transient)
GHK-Cu is a tripeptide composed of three amino acids (glycine, histidine, and lysine) bound to a copper ion
Not even a lumbar puncture (spinal tap) can test for B12 levels in the brain
What does a vitamin B12 injection do for you
That's your 1% magic ingredient
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