does b12 injection affect covid vaccine When to Get the Booster After Having COVID Vitamin B12 shots: Uses, benefits,
Description
Benefits: Increased energy levels
A 2015 study published in the Annals of Clinical and Laboratory Science found that intra-articular (injected into the joint) AOD-9604 enhanced cartilage regeneration in a rabbit model of knee osteoarthritis

the subcutaneous approach on this page is this sites framing, not the standard route

In summary, vitamin B12 and B complex injections each provide their distinct benefits, but they are not interchangeable
Methionine - Methionine helps the liver maintain the optimal ability to process fatty acids
