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Self-Administration Guidelines for Home Use For patients who need ongoing vitamin B12 injections, self-administration at home can be convenient

A 2016 study published in Nature Scientific Reports showed that GHK-Cu had no cytotoxicity to human keratinocytes at concentrations up to 5,800 micromolar over 72 hours and did not induce inflammatory biomarkers

Patients on both commonly report more energy alongside improved skin quality, which makes clinical sense given that NAD+ fuels the cellular machinery that GHK-Cu is signaling to do repair work

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