In certain regions of the world, marginal or subclinical vitamin B 12 deficiency may be fairly common in other age groups as well, including children, premenopausal women, and pregnant women, primarily due to low intake of animal-source foods (reviewed in 5)
Vitamin B12 requires an intrinsic factor-mediated active transport for absorption, therefore, lack of or inhibition of intrinsic factor results in pernicious anemia
More research is needed to fully understand the relationship, but maintaining adequate B12 levels may support better fat metabolism and overall metabolic health
Given its importance for brain health and cognitive function, Methylcobalamin B12 is frequently used as a dietary supplement to help prevent or manage vitamin B12 deficiency
Diminishing results despite consistent dosing is another signal
The Broader Reach Of IV Therapy IV therapy takes a more expansive approach