GH peptides + KLOW blend saved my hair. before and after pics. : r tressless I thought a beauty peptide would be harder to measure the effects, but Im excited to report noticeable change within the first 2 weeks. Sometimes change happens at a slower pace based on our A Dermatologist's Take on the Copper Peptide (GHK Cu) Trend Sent GLOW, KLOW, and the TB BPC blend to a lab after 30 days refrigerated., 99.6% purity before. 99.6% purity after., Same milligram content. No measurable degradation., These blends are