Most people find the injections to be very manageable
Vitamin B12 (also known as cobalamin) is a water-soluble vitamin that plays an important role in metabolism, red blood cell formation, and nerve function
Regulatory and Ethical Considerations Current Approval Status (2026) As of 2026, neither cagrilintide nor retatrutide has received FDA approval for obesity treatment or metabolic applications
If you are experiencing such problems, in the first instance you should see your GP who will undertake a blood test, review your symptoms, and diagnose any deficiency, alongside any need for dietary changes, oral supplementation, or prescribed injections of vitamin B12
Electrospray ionization in positive mode and multiple reaction monitoring are applied for detection