common diagnosis for b12 injections What You Need to Know About Vitamin Vitamin B12 Deficiency - Harvard

Newborn screening for propionic, methylmalonic acidemia and vitamin B12 deficiency

So when a medic says that someone with PA "can use the stored B12 in their liver", as far as I know, we simply don't know whether this is true or not

Mild diarrhoea Itching Feeling of swelling all over the body Management Of Side Effects: Most side effects are generally harmless and temporary, and usually resolve on discontinuing the use of Full-B12 Injection

Additionally, it stimulates the production of serotonin in the body

however, it may still appear in historical patient records or when examining earlier claims

Supplementing with vitamin B12 lowers homocysteine levels and may improve mood, particularly in response to stress