Penetrating muscle tissue is painful, and you might also hit a nerve by accident
Before taking, speak with your doctor if you are allergic to vitamin b12, have a genetic condition called optic atrophy, have blood in your urine, polycythemia, an ongoing infection, low iron or folate levels, are pregnant or plan to become pregnant, are breastfeeding or plan to breastfeed
These compounds are not FDAapproved for general consumer use, retail sale, or recreational selfadministration, and are not marketed or sold by our clinic for unsupervised consumption
What is the recommended needle size for subcutaneous B12 injections
Oral supplementation almost never produces symptoms because the body absorbs only a small fraction of high-dose oral B12 and excretes the rest