Types and functions of B vitamins

B vitamins are water-soluble vitamins that are indispensable for maintaining normal functions and metabolic activities of the human body, and the human body cannot manufacture and synthesize them by itself. And B vitamins are water-soluble, excess B vitamins will not be stored in the human body, so they should be supplemented every day. Let’s first understand the important role of B vitamins in the human body.



A. Physiological function

Involved in the metabolism of three major nutrients.

Nutrients needed to make blood.

Maintain the normal function of the nervous system.

Helps in the metabolism and breakdown of alcohol.


B. Common types

There are many kinds of B vitamins, which are solidly named "family".

Common family members include: vitamin B1 (thiamine), vitamin B2 (riboflavin), vitamin B3 (niacin), vitamin B5 (pantothenic acid), vitamin B6 (pyridoxine), vitamin B12 (cyanocobalamin) , folic acid, etc.


C. The role and deficiency of various B vitamins

1. Vitamin B1 (thiamine)

Function: It is called a spiritual vitamin, which has a good regulating effect on nervous tissue and mental state.

Deficiency: Deficiency can lead to beriberi. Loss of appetite, gastrointestinal disorders, dry hair, memory loss, cramps (muscle cramps).


2. Vitamin B2 (Riboflavin)

Function: An important substance that constitutes red blood cells, participates in the body's metabolism, helps growth and development, and makes nails and hair strong.

Deficiency: angular stomatitis, dermatitis, glossitis, conjunctivitis and keratitis.



3. Vitamin B3 (Niacin)

Action: An indispensable substance for synthesizing sex hormones, promoting blood circulation, lowering blood pressure, lowering cholesterol and triglycerides.

Deficiencies: fatigue, headache, dizziness, weakness, rapid heartbeat, cramps, persistent cold, and become depressed, depressed, resentful, irritable, etc.


4. Vitamin B5 (pantothenic acid)

Function: Helps heal wounds, can produce antibodies to resist infectious diseases, prevent fatigue, and relieve the toxic and side effects of various antibiotics.

Deficiency: hypoglycemia, long-term duodenal ulcer, rough skin, etc.


5. Vitamin B6 (pyridoxine)

Function: Participate in the synthesis of hormones and red blood cells, which can promote the balance of insulin secretion in the human body and prevent diabetes.

Deficiency: Anemia, depression, insomnia, skin inflammation, etc.



6. Vitamin B12 (cyanocobalamin)

What it does: It is integral to the normal growth of the body and the growth of red blood cells, and helps maintain the health of the nervous system.

Deficiencies: Anemia, pale skin, dizziness, cold hands and feet, paresthesia in limbs, etc.


7. Folic Acid

Function: Known as "hematopoietic vitamin", it produces red blood cells and white blood cells and enhances immunity.

Deficiency: Anemia, red, swollen and painful tongue, listlessness, easy fatigue, forgetfulness, insomnia, poor growth and development of children, etc. Pregnant women may manifest as teratogenicity, habitual abortion, etc.

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