12 Signs You’re Deficient in Vitamin B12 (And How to Fix It)

It is one of the vitamins that the body cannot produce on its own: vitamin B₁₂. That’s why it’s important to know when you’re deficient – ​​and supplement as necessary – especially if you’re a vegetarian, who are known to be deficient in the vitamin.

What is vitamin B₁₂ and what is it for?

Vitamin B₁₂ is part of the larger group of B vitamins, which together with vitamin D, vitamin A and vitamin C are considered essential for the proper functioning of the body.

Vitamin B₁₂also known as cobalamin, helps in the formation of red blood cells and bone marrow, the reduction of blood cholesterol levels and normal nerve function. It is also important in the metabolism of numerous molecules, converting nutrients into energy that the body can use, becoming crucial for the feeling of energy when carrying out the activities of our daily life.

It also intervenes in the synthesis of dopamine and norepinephrine, hormones produced in stressful situations. Vitamin B₁₂ can help the body combat stress and fatigue by increasing energy and concentration and improving cognitive function.

Our body does not produce vitamin B₁₂ on its own, so it’s essential to make sure you get it through a healthy diet or through supplements.

The symptoms of vitamin B₁₂ shortage

Vitamin B₁₂ A deficiency can occur if not enough is consumed or if your body does not absorb it properly. The deficiency is manifested by a form of anemia called pernicious anemia.

The physical symptoms of vitamin B₁₂ shortage are:

1. Weakness and fatigue
2. Pallor
3. State of confusion, irritability or depression
4. Decrease in concentration
5. Weight loss
6. Shortness of breath
7. Dizziness
8. Accelerated heart rate
9. Enlarged liver and spleen
10. Tingling in hands and feet
11. A feeling of weakness in arms and legs
12. Muscle weakness

Vitamin B₁₂ deficiency and migraine headaches

A vitamin B₁₂ Deficiency can also be very common in people who suffer from intense and chronic headaches. The connection was emphasized by a study published in the official journal of the Brazilian Academy of Neurology, Arquivos de Neuro-Psiquiatria.

Vitamin B₁₂ and physical activity

This vitamin is critical for athletes because of its crucial role in the production of red blood cells, which are responsible for transporting oxygen to the muscles. Because they work harder during training, the muscles of athletes and fitness enthusiasts require more oxygen to perform optimally.