If the tongue is seen, then understand that there has been a lot of deficiency of vitamin B12 in the body.

The production of vitamins in our body is negligible. In such a situation, to meet its deficiency, we have to take vitamins through food. A person needs different types of vitamins to stay healthy. Different types of vitamins perform different functions in our body. Due to lack of vitamins in the body, many types of problems can be faced Sometimes it becomes very difficult to detect the deficiency of vitamin in the body because its symptoms start showing very late. If it is not detected in time, it can lead to many serious problems. it is important that you do not ignore the small changes in your body. 

vitamin B12 is found in meat, eggs and dairy products. Vitamin B-12 deficiency in the body can lead to heart problems, infertility, fatigue, muscle weakness and problems related to the nervous system. Along with this, if there is a deficiency of vitamin B12 in the body, its symptoms are also seen on the tongue.  Symptoms of Vitamin B12 Deficiency If you have vitamin B12 deficiency, you could become anemic. A mild deficiency may cause no symptoms. But if untreated, it may lead to symptoms such as: Weakness, tiredness, or lightheadedness Heart palpitations and shortness of breath Pale skin A smooth tongue Constipation, diarrhea, loss of appetite, or gas Nerve problems like numbness or tingling, muscle weakness, and problems walking Vision loss Mental problems like depression, memory loss, or behavioral changes Signs of Vitamin B12 Deficiency There are many other signs of vitamin B12 deficiency in the body, let's know about them-  lack of energy in the body muscle weakness blurred vision Psychological problems such as depression and confusion memory loss, difficult