White blood cells are essential for fighting infections, so low B12 can leave you vulnerable to illness
That is the evidence gap, stated plainly: the mechanism is well-motivated and the preclinical signal is consistent, but no human study has confirmed that any of it translates to people, at any dose, by any route
Hematocrit, reticulocyte count, vitamin B 12, folate and iron levels should be obtained prior to treatment
Examining B12 Shots & B12 Injections: Investigating the Definite Relationship Between B12 Injections and Weight Loss, Alongside Alternative Approaches
Arner, E
Higher quality studies are needed to find out if there is a link between vitamin B12 and depression ( Osteoporosis Osteoporosis is a disease in which the loss of bone mass results in weaker bones and an increased risk of bone fractures