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To evaluate injectable GHK-Cu fairly, we have to think about what happens to a copper-carrying peptide once it is in the bloodstream

There is also discussion of the numerous myths and poor recommendations around vitamins and health, including fake vitamins like pangamic acid (vitamin B15) and laetrile (vitamin B17)

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The peptide's natural occurrence in the body, well-established safety profile from decades of topical use and clinical research, and remarkable breadth of beneficial biological effects make it a compelling example of a naturally derived regenerative peptide with both proven cosmetic applications and ongoing exploration of broader therapeutic potential