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It is also a vital player in the nervous system, contributing to the creation of red blood cells and the replication of DNA and protein

Regeneration of DNA and RNA Methylation functions are also necessary for the repair and regeneration of DNA and RNA, as the required purines and pyrimidines are formed by the methylation cycle

Copper itself is a comparatively weak skin sensitizer a 2014 review (PMID 25098945) reported positive copper patch-test reactions in roughly 3.8% of tested subjects so contact allergy is possible but uncommon

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Nausea, if it occurs, typically peaks 24 to 72 hours after each injection