How to understand if there is a deficiency of vitamin B12 in the body

Although we have a rough idea about vitamin C, vitamin D, vitamin A, many people have less idea about vitamin B12. Vitamin B12 is very beneficial for the body.

However, the human body cannot produce this vitamin directly. For these vitamins we have to rely on proper food and food supplements. This vitamin is especially deficient in vegetarians as it is not a ‘plant based vitamin’.

How to understand vitamin B12 deficiency

• Deficiency of this vitamin affects mental health. Vitamin B12 deficiency can impair thinking and decision making. Vitamin B12 is associated with various diseases related to brain nerves such as dementia, Alzheimer’s, Parkinson’s. Deficiency of this vitamin can cause the nerves in the brain to dry up. As a result, memory can weaken before the burden of age.

• Deficiency of vitamin B12 causes deficiency of blood in the body. As a result, the skin starts to fade. Apart from this, problems like white skin, hair color change are also seen.

• Vitamin B-12 deficiency can also lead to stomach problems. Stomach infections and problems like inflammation are seen.

• Many people recommend taking vitamin B12 for mouth sores. If you see these symptoms, it is understood that the body lacks this vitamin. From mouth sores to mouth irritation, both can reduce vitamin B12.


• Vitamin B12 improves nerve function in the body. Therefore, deficiency of this vitamin leads to problems like tingling feet. Apart from this, many people’s legs become numb if they sit in one place for a long time, but this is also a sign of B12 vitamin deficiency in the body.

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