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In the United States it is not FDA-approved: it had been placed in the FDA's restricted 503A bulk-compounding category and was removed from that restricted list in April 2026 as part of a procedural review reset, with a federal advisory committee due to reassess it in mid-2026
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But what if that ceiling is more flexible than we think
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Why wound-healing research matters for understanding GHK-Cu GHK-Cu wasn't discovered as a cosmetic ingredient it was studied for its role in tissue repair
Expert consensus warns against IV glutathione for cosmetic use, with multiple regulatory agencies issuing safety alerts
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