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Avoid combining with sedating substances or prescription sleep medications

No published randomized human study has shown that a topical AHK-Cu serum regrows hair on people

Senolytic Peptide FOXO4-DRI Selectively Removes Senescent Cells From in vitro Expanded Human Chondrocytes Huang Y, He Y, Makarcyzk MJ, Lin H Frontiers in Bioengineering and Biotechnology (2021) This study demonstrated that FOXO4-DRI selectively removes senescent cells from human chondrocyte cultures expanded in vitro, providing direct evidence of the peptide's senolytic activity in human cells relevant to joint and cartilage aging

For safe supplementation, check labels, combine diet with supplements when needed, and consult your healthcare provider if you have symptoms of deficiency or take medications affecting absorption