why is pernicious anemia treated with injections of vitamin b12 - Diagnosis and Drug Induced Deficiency Pernicious anaemia

Injecting B12

The favourable outcomes observed, along with the low incidence of complications, appear to lend support to our clinical practice

There is also vitamin B12 in plant-based foods, but in low amounts

Hair loss Telogen effluvium, or temporary hair loss related to metabolic stress, is reported by a meaningful subset of patients on GLP-1 therapy

However, unguided self-medication has many potential risks such as incorrect self-diagnosis, dangerous drug interactions, incorrect manner of administration, severe adverse reactions, and masking of severe disease

We end up excreting whatever B vitamins we take in but dont use right away