nad+ ghk cu GHK-CU (50mg) – Nordsci GHK-Cu vs NAD+: Which Longevity
Description
Because there is no approved preparation and no official dosing guideline, the values below are based on published experimental protocols and serve purely to illustrate the arithmetic

The safety review of laboratory (blood and urine) analysis, vital signs, ECG, and physical findings did not show any significant clinical effect of the study treatments

Sometimes people can take high doses of oral B 12 to provide replacement instead of undergoing injections, but a physician should closely supervise this
For example, a 5 mg vial costs approximately $250
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