common doses for ghk-cu peptide “Is actually worth it?” is genuinely one of the most questions in my comments, so let me finally answer it properly., The short version: copper peptides have real research behind them, Regenerative and Protective Actions of
Description
Moisture-sensitive residues Certain amino acids are hygroscopic, meaning they readily absorb moisture from the surrounding air
WebMD further supports B12s benefits for mood, energy, and metabolism

A., Carroll D., Jenkinson C., Reynolds D
When combined, these two peptides stimulate GH release through complementary pathways: CJC-1295 amplifies the GHRH signal while ipamorelin provides an additional stimulus through the ghrelin pathway
