They are not medicines, not approved pharmaceutical products, and are not intended to diagnose, treat, cure, or prevent any disease
A B12 injection may be worth discussing if: You have absorption problems: Conditions like Crohn's disease, celiac disease, or atrophic gastritis can reduce how well your body absorbs B12 from food, and past gastric surgery can have a similar effect
Research on the closely related GHK-Cu demonstrates improved collagen production in treated skin compared to various controls including vitamin C cream and retinoic acid
These include eggs, dairy products, fish, shellfish, and fortified cereals
[5] Work on tissue-specific targeting and metabolic stability continues in research settings
Treatment: Polycystic ovary syndrome (PCOS)