Some people are more likely to run low, including: Vegans and vegetarians People with digestive issues (like IBS or coeliac) Older adults Anyone on certain medications People recovering from illness We dont guess
Non-Covered Uses of B12 Injections Medicare does not cover B12 injections intended for non-medically necessary uses, such as strengthening tendons or ligaments
These conditions include: Stomach ulcers - Very high doses of B3 (niacin) could elevate the risk for ulcers or exacerbate existing ones
There is a significant body of research, mostly from the 2000s, on the homocysteine-lowering benefits of B12 in patients with end-stage renal disease and who are on haemodialysis (HD), 80100% of whom have elevated homocysteine levels
In these cases, the barrier is cellular efficiency and lipid metabolism
If they make an exception for one patient, they may feel pressured to do so for others, leading to a system where ad-hoc changes become the norm