A vitamin B12 deficiency can lead to nerve and brain damage and anemia. Early symptoms include weakness, constipation, and depression. It can result from dietary factors, medication use ...
B12 is a vitamin that helps to maintain essential systems, such as the central nervous system. A B12 deficiency in females can cause symptoms such as fatigue, tingling feet, or depression.
Common symptoms of a vitamin B12 deficiency include fatigue, pins and needles, and weight loss. But two signs appearing in your mouth could also indicate a lack of this nutrient. According to the ...