First, several of these compounds are promoted for their effects on blood vessel growth, and NPR reported FDA raised concerns about the potential to encourage cancer growth. If you have a cancer history, that is not a small footnote
GLP-1 receptor agonists (e.g., semaglutide, liraglutide): Revolutionized the treatment of type 2 diabetes and obesity
The Technical Verdict: While unopened vials are stable for years, the clock starts the moment the stopper is punctured
Supporting collagen levels can help improve joint flexibility, reduce stiffness and maintain bone strength, especially with age or an active lifestyle
Dermal wounded rats were used for this study
DOI: 10.1210/jc.2015-3754