can you give yourself b12 injections How to Self-Inject Vitamin at Home Safe B12 Injection Guide at

B12 vitamin shots may cause pain at the injection site, mild diarrhea, and swelling

To counteract this many people take supplements to help improve their B12 levels

My Account Manage your PH Bio Labs account with ease

For example, people who maintain a vegetarian or vegan diet, people with absorption disorders, and those taking prescription meds like Metformin, Proton Pump Inhibitors (PPIs), and H2 blockers like Pepcid are often at greater risk

Vitamin B12: another water-soluble vitamin that is easily absorbed by the body and plays a role in metabolism processes [3]

It's whether the research question justifies the added complexity