What foods contain vitamin A? Why is it important?

Vitamin A is fat-soluble. This element helps to regenerate cells, maintain good vision and distribute fat cells. Without it, the proper functioning of the immune system and the synthesis of proteins are impossible.

Vitamin A is found in products such as:

• fish fat;
• Caviar of sturgeon fishes ;
• butter;
• Beef or chicken liver;
• Hard cheese;
• cottage cheese;
• Chicken and quail eggs (preferably for breakfast);
• Cream and sour cream.

Some people are confused about the foods in which vitamin A is contained, and consider that there is a sufficient amount of it in green and orange vegetables (salad, sorrel, dried plums, pumpkin, broccoli, carrots, parsley, spinach, melons, tomatoes). But this is not so. The above products contain provitamin A - carotene. This substance acts in a similar way, but much weaker.

What is the result of vitamin A deficiency?

In the first place - to the drying out of the mucous membranes of the gastrointestinal tract, eyes and respiratory tract. Because of this, a person may experience discomfort or pain. Prolonged lack of vitamin can lead to the development of diseases. So, because of unsatisfactory condition of the mucous urinary tract can appear stones. The change in the state of the mucosa of the respiratory tract is dangerous due to the development of inflammation. Therefore it is important to know what products contain vitamin A, and regularly use them.

Also vitamin A deficiency can contribute to the appearance of wrinkles, dandruff and even skin cancer. Lack also leads to hyperesthesia of tooth enamel, chicken blindness, the appearance of cataracts and other eye diseases.

People who rarely eat foods in which vitamin A is kept in sufficient quantities tend to develop chronic bronchitis and lung cancer. Lack of influence on the reproductive system: in men this can be expressed in the weakening of erection and premature ejaculation, in women - in the form of cervical erosion and breast cancer.

How to determine the lack of vitamin A?

The main symptoms - the appearance of acne, deterioration of the skin and hair, the appearance of insomnia, dry mouth, a sharp weight loss. A person who does not know which foods contain vitamin A and does not take it, can often get sick, experience weakness and fatigue. Skin on the soles and palms can become rough and scaly. Perhaps a feeling of dry mouth, worsening twilight vision and the appearance of a sensation of sand in the eyes.

What is the risk of an excess of vitamin?

Some people who know what foods contain vitamin A, use it excessively. Than it threatens? There may appear abdominal pain, gastrointestinal upset (constipation, diarrhea, bloating, nausea, etc.). There may be an increase in the spleen and / or liver.

Some experience joint pain and suffer from hair loss. Often there are cracks in the corners of the lips. Women may experience a delay in menstruation.

All vitamins and trace elements are important for health. Proper nutrition allows you to get them along with food. But it is reasonable to approach the composition of the diet and avoid hypervitaminosis.