If you have been vegan for several years without consistent B12 fortification, a GP blood test is the sensible starting point
Confirm the chemical name, counterion, molecular formula, molecular-weight basis, HPLC purity, mass-spectrometry result, test date, sample amount, and finished-lot traceability
The NIH Office of Dietary Supplements identifies post-bariatric surgery patients as a group requiring monitoring and potentially injectable supplementation
Specific tests to help diagnose vitamin B12 deficiency are: Getting more vitamin B12 treats the deficiency
Pediatric Dosing Recommended dosage for children may vary based on different medical conditions: For the initial treatment of pernicious anemia, the usual dose is 30-50mcg SC/IM, given every day for 2 weeks, followed by maintenance treatment
Choline can be made in the liver