1000 mg b12 injection Out of Stock - VITAMIN (Generic) Injectable Solution, 1000-mcg/mL, 100-mL vial - Easy Refills What is in Cyanocobalamin (Vitamin B12) Injection Vitamin B12 Cyanocobalamin injection 1000
Description
E63.8 - Other specified nutritional deficiencies: Sometimes, Vitamin B12 deficiency is part of a more complex nutritional deficiency, and this code is used in such cases

The honest answer is that they are not competing tools

On the requirements of ascorbic acid in man: Steady-state turnover and body pool in smokers

For a healthy person eating meat, dairy or fortified plant foods, the NHS view is that you do not need B12 injections
NNMT uses up nicotinamide by tagging it with a methyl group (a process called methylation) and sending it out as waste

Yes, water retention can kill you
