Vitamin B12 deficiency: The worrying sign you could have low levels of the vitamin

VITAMIN B12 is an essential nutrient that the body can’t make on it’s own – it is found solely in the foods you eat or from supplements. Having a deficiency of Vitamin B12 could affect your mental health. We take a look at the vitamin, what is the best source and what could possibly happen if you experience a major deficiency. Daily Express :: Health Feed