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ghk cu hair regrowth clinical study AHK-Cu Copper Peptide Growth (2007) — Plain-Language Summary How Often to Inject GHK-Cu
Description
Reducing by 50-100mcg often resolves these issues while maintaining effectiveness

These figures come from vendor copy and forums, not pharmacokinetic studies, and there is no established human dose

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Unless otherwise indicated, cell viability was assessed 6d after plating, using the AQueousOne Solution Cell Proliferation Assay (Promega)
