Unlike many peptides that target a specific receptor, GHK-Cu functions as a multifunctional signalling peptide , which explains the unusually broad range of research areas in which it has been investigated
There are no formal warnings or contraindications (medical reasons not to use the drug) related to skin diseases in the prescribing information
Studies were excluded if they met the following criteria: 1) casecontrol, cross-sectional, or retrospective studies
The Lancet Diabetes & Endocrinology, 12(9), pp
Evidence on outcomes from GLP-1RAs in HFrEF is continuing to evolve

After 24 weeks, all groups taking retatrutide saw significant weight loss compared to the placebo group (1.6% average weight loss): 7.2% for those taking 1 mg 11.8% for those taking 4 mg after starting with 2 mg 13.9% for those taking 4 mg after starting with 4 mg 16.7% for those taking 8 mg after starting with 2 mg 17.9% for those taking 8 mg after starting with 4 mg 17.5% for those taking 12 mg after starting with 2 mg After 48 weeks, patients taking retatrutide experienced even more substantial losses: 8.7% for those taking 1 mg 16.3% for those taking 4 mg after starting with 2 mg 17.8% for those taking 4 mg after starting with 4 mg 21.7% for those taking 8 mg after starting with 2 mg 23.9% for those taking 8 mg after starting with 4 mg 24.2% for those taking 12 mg after starting with 2 mg The researchers also reported that 100% of patients taking 8 mg or 12 mg saw a weight reduction of at least 5%, and 7583% had a weight reduction of 15% or more