Scientific Overview GHK-Cu is a naturally occurring copper peptide complex studied for collagen production , skin health , wound healing pathways, hair follicle support , and cellular regeneration in clinical research
Not sure which peptide protocol fits your recovery goal
The Intramuscular (IM) Method: This technique is less common for general shoulder pain but might be considered if the research target is a specific tear within the deltoid muscle itself
Using gene expression data from the Broad Institute's measurement of 13,424 human genes, analysis revealed GHK increases gene expression in 59% of affected genes while suppressing expression in 41%
Cagrilintide is a long-acting amylin analogue that reduces appetite and slows gastric emptying, whilst retatrutide is a triple GLP-1, GIP, and glucagon receptor agonist designed to reduce appetite and increase energy expenditure