can a b12 injection give you a headache Why Do I Feel Worse After My Injection? Understanding Post-Injecti – Oxford Origins Common & Rare Side Effects

Your body requires vitamin B12 for important functions, like metabolism, production of blood cells, and brain health

Obese children and adolescents: a risk group for low vitamin B12 concentration In conclusion, our study has replicated the previous Indian findings of associations between lower serum B12 and higher obesity and insulin resistance during pregnancy in a non-diabetic White British population

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Other conditions such as diabetes, autoimmune disorders, infections, and mechanical nerve compression can also produce similar symptoms

It also plays a role in the formation of red blood cells, which are necessary for transporting oxygen throughout the body

Serum and red blood cell folate testing for folate deficiency: New features