can a b12 injection make you feel sick Managing Post-Injection Nausea and Discomfort Benefits of Vitamin B12 Shots

This method bypasses the digestive system, making it an excellent option for those who have difficulty absorbing B12 from food or supplements

Cardiovascular health by lowering homocysteine

smaller doses given more frequently)

Others who make poor dietary choices, or do not consume foods which are rich in B12 might also require use of a supplement

You may also be more likely to develop vitamin B-12 deficiency if you have: Atrophic gastritis, in which your stomach lining has thinned Pernicious anaemia, which makes it hard for your body to absorb vitamin B12 Conditions that affect your small intestine, such as Crohns disease, celiac disease, bacterial growth, or a parasite Immune system disorders, such as Graves disease or lupus Been taking certain medications that interfere with the absorption of B12