But one less obvious factor worth considering: vitamin B12 deficiency. To make sure you’re filled up on the vitamin, here’s what to know about its benefits, where to find it, and signs of ...

What causes vitamin B12 deficiency?Low levels of vitamin B-12 can be caused by: Diet. Vitamin B-12 is mainly found in meat, ...

However, they only work well if you have a vitamin B-12 deficiency. When this happens, you might experience fatigue, tiredness and become cranky. Proper vitamin B12 levels from food or ...

Vitamin B12 deficiency, affecting a significant portion of the population, Vitamin B12 deficiency is more common than many realize, but it is highly treatable and preventable. If you suspect a ...