Glutathione Injections: Side Effects & Benefits A multimodal approach to the treatment of extensive burn scars: a modified subcision technique for intralesional delivery of corticosteroid and 5 fluorouracil in combination with several procedural laser therapies; a case report Why do glow peptides burn or sting after injection? If you're using GHK Cu, BPC 157, or TB 500 for skin health, hair, or tissue repair, this is a common question and usually not GH peptides + KLOW blend saved my hair. before and after pics. : r tressless