It helps your body manage insulin sensitivity, which ensures that the food you eat is used for fuel rather than stored as fat
Documentation is the most thorough I've seen from an EU supplier
Specifications Sequence: Gly-His-Lys-Copper (GHK-Cu) Molecular Formula: CHNO Cu Molecular Weight: 403.9 Da Appearance: Blue-green lyophilized powder Form & Size: 100 mg vials Storage: 20 C, desiccated Research Applications Dermal & Cosmetic Science Wrinkle reduction, scar remodeling, UV-damage repair Wound-Healing Models Fibroblast activation, angiogenesis, epithelial closure Immune-Response Studies Macrophage recruitment, cytokine modulation Neuro-Regeneration Research Synaptic repair, anti-inflammatory activity in CNS tissue Performance Recovery Muscle repair, tendon resilience, recovery optimization For Laboratory Research Use Only
Researchers comparing peptide suppliers 2026 should use this as a starting reference and conduct their own due diligence
The latter has been associated with serious safety concerns
5 Halliwell B, Gutteridge JMC