injecting b12 into vein Vitamin Injection Sites: All You Need to Know How to self-inject intramuscular vitamin
Description
These injections blend essential nutrients that play crucial roles in the body's metabolic functions [2]

[15] [18] If you suspect your B12 supplement is causing diarrhoea, consider trying an alternative formulation or a different brand with fewer excipients
Potential common B12 side effects include, but are not limited to: mild diarrhea, upset stomach, nausea, pain at the injection site, swelling, headache and joint pain

Are there any possible risks or side effects of B12 supplementation
