The human body needs all the nutrients but in varying degrees. A particular element does not cover the location of another. The body needs salts and minerals, such as calcium, potassium, zinc, and iron. It also needs vitamin A, vitamin B, (C), vitamin E, vitamin D, and other minerals and elements and compounds necessary for the normal growth of the human body, and today in our article will focus on vitamin A.
Vitamin A
Vitamin A is the first vitamin discovered by humans, and is divided according to the source. Vitamin taken from the animal source is called retinol, and the vegetable source is called carotene, which turns into vitamin A once it enters the human body.
Sources of vitamin A intake
Milk, fish, animal liver, fish oil, egg yolk, green leafy vegetables or yellow. The higher the percentage of green or yellow color, the higher the vitamin content, such as carrots, red peppers, spinach, melons, sweet potatoes and yellow maize. , Wheat, oats, oranges and apricots.
Benefits of Vitamin A
- It increases the efficiency and strength of the immune system and thus increases the resistance of the body to diseases.
- Enter into the process of making protein in the body.
- In the presence of zinc, Vitamin A is transformed into the necessary retinal for vision. Vitamin A deficiency causes night blindness, which is the inability to see at night due to the lack of pigment in the eye called visual purple. , Increasing the amount of vitamin A delayed blindness in the event of hereditary disease retinitis, which leads to retinal atrophy.
- Maintains the work of the kidneys and pathways, it prevents the formation of gravel.
- Helps to get a bright, pure and flawless skin through:
- Work to purify the body of harmful toxins that affect the skin.
- Maintain skin moisture and protect against dehydration This is the basic step that keeps the skin and prevents the emergence of problems in them.
- It protects the skin from the appearance of acne in it by reducing the production of cesium that causes the appearance of grains and their formation.
Symptoms of vitamin A deficiency
The symptoms of vitamin deficiency are weak in the immune system and therefore the ability to resist infection, the inability of the glands to shed tears, loss of weight, diarrhea, feeling tired, fatigue, tiredness, roughness and dryness of the skin, but in any case must be aware of the amount that Are taken from this vitamin, especially if taken in the form of tablets and supplements ready.