is ghk cu better topically or injected

Update - No Burning! : r/DIYaesthetics On April 15, 2026 FDA announced the removal of 12 peptides from Category 2, including GHK-Cu for injectable routes only, along with BPC-157, TB-500, KPV, Epitalon, Semax and others (law-firm summary, Frier Levitt, April 16, 2026) Vitamin c https://cdn.ncbi.nlm.nih.gov/pmc/blobs/5700/5332963/5d5363d28558/brainsci-07-00020-g003.jpg Program:12 Week Regenerative Program

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