Klow Polar Peptides KLOW Peptide Blend Faster Healing and Natural Recovery KLOW PEPTIDE is a POWERFUL formulation that combines four of the most clinically recognized compounds; GHK Cu, BPC 157, TB 500, and KPV. While these individual peptides offer targeted support on their own, their true Peptide Therapy in The Colony TX Subcutaneous Injection Sites and Instructions for Safe Self Administration The KLOW Peptide is a combination of 4 peptides, each with a specific function! BPC 157: May help in tissue regeneration and improved muscle recovery TB 500: May help improve vascular connections