The long-term effects of a Vitamin B12 deficiency in women include not only chronic tiredness but also a negative impact on blood and brain health ...

The available evidence from randomised controlled trials suggests that vitamin B12 supplementation does not improve neurologic function in older people with marginal but not deficient Vitamin B12 ...

Medically reviewed by Violetta Shamilova, PharmD Key Takeaways Magnesium drives energy production and use by supporting nerve and muscle function.Vitamin B12 plays a more direct role in blood cell ...

Vitamin B12 plays a vital role in the body ...