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David Sinclair, who popularized its use in the longevity community, Dr
Research-grade GHK-Cu from verified suppliers like Real Peptides undergoes batch-level purity verification (typically 98% via HPLC) and exact amino acid sequencing, ensuring consistent pharmacokinetic behavior and minimal contamination risk
The difference in dissolution abilities of water and ZIL may be based on hydrogen bond acidity and basicity: water and ZIL have high hydrogen bond acidity and basicity, respectively 12,13
That's why I've developed six non-negotiable rules for responsible peptide use around surgery
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