b12 injection dose for deficiency B12 Injection Dose for Adults:

For more detailed scientific research on B12, the National Institutes of Health offers excellent resources

In contrast, oral vitamin B12 supplements need to pass through your stomach acid and digestive system, and their absorption can be less reliable, especially if there are absorption issues

You should do your own research and check your own levels and symptoms and discuss with your doctor before making any radical changes to your supplementation regime or diet

Therapeutic response to cyanocobalamin may decrease due to elderly age, infection, renal insufficiency, diabetes mellitus, marrow suppressants use (e.g