do you have to keep ghk cu in the fridge Copper Peptide | GHK-Cu The cold hard facts on

Because its derived from a naturally occurring gastric protein, it typically has excellent tolerability

GHK-Cu works gradually through cumulative collagen and elastin stimulation

Consistency over intensity : A moderate, tolerable routine usually beats a high-intensity routine that triggers irritation and resets progress

A legitimate COA includes the testing date, lot number matching your product, purity percentage (typically 98%+ for research-grade peptides), and specific test methods used

If you prefer daytime use, ensure that the serum stays on your scalp for at least 4 hours before washing it off

Tkalcevic, V