Vitamin B3 is responsible for the proper functioning of the brain and peripheral nervous system. What is the role of vitamin B3? What is the best source of vitamin B3?

Vitamin B3 (also known as niacin and vitamin PP) is responsible for the proper functioning of the brain and peripheral nervous system. Vitamin B3 deficiency can be very dangerous. What is the main role of vitamin B3 in the body? What are the symptoms of a deficiency? What is the best source of vitamin B3? Check it out!

What are the most important properties of vitamin B3?

• It strengthens the immune system
• Contributes to the breakdown of carbohydrates, fatty acids and amino acids
• Participates in the synthesis of sex hormones, cortisol, thyroxine and insulin
• Regulates the level of cholesterol in the blood
• It inhibits the toxic effects of chemicals and drugs
• It has a positive effect on the mental state

Vitamin B3, opposite other B vitamins, can be produced in the body from the basic amino acid tryptophan, which must be supplied with food. However, these are small amounts and the main source of vitamin B3 should be food.

What is the best source of vitamin B3?

• Poultry meat
• Pork meat
• Meat preparations
• Grain products
• Potatoes
• Peanuts
• Wheat bran
• Salmon
• Mackerel
• Yeast
• Sunflower seeds
• Almonds
• Mushrooms
• Bean
• Tomato

The recommended daily dosage of vitamin B3 in healthy adults is: for women – 14 mg / day (for pregnant and lactating women – 18 mg / day), and for men – 17 mg / day. The upper limit for adult women and men is 35 mg / day.

The main causes of vitamin B3 deficiency are too poor diet or alcohol abuse, long-term use of certain medications, intestinal and kidney malabsorption or increased need for vitamin B3 associated with an increase in energy processes, e.g. by excess sugar consumed.

Pharmacologically too high doses of niacin can manifest themselves in different ways.

What are the symptoms and effects of vitamin B3 deficiency?

Mainly it is the development of a disease called pellagra, the characteristic symptoms of which are:

• Inflammation of the mouth and tongue
• Diarrhea
• Redness and roughness of the skin
• Blisters that burst into ulcers
• Discoloration in particular on the hands, neck and face
• Nervous system disorders
• Mental disorders

What are the symptoms and effects of excess vitamin B3?

• Skin disorders
• Increased insulin resistance
• Digestive system problems
• Liver necrosis
• Heart arrhythmia

Vitamin B3 was first described in 1873 as nicotine. When the biological significance of this acid was discovered, it was decided to change the name to niacin to emphasize that there is no relationship between niacin-rich foods and nicotine, and between nicotine and vitamins. Niacin also got the name vitamin B3 because it was discovered as the third of the B vitamins. And its name vitamin PP has a relationship with the English name Pellagra-Preventing factor.

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