Information about vitamin A is given here
It is a fat-soluble vitamin, it can be stored in the body. Therefore, deficiency symptoms are seen when vitamin A is not taken for a long time. Vitamin A deficiency is more common in those who are malnourished and unbalanced and during childhood, pregnancy and lactation periods when growth is rapid.
In foods, vitamin A is found as retinol and vitamin A precursor carotene. The daily requirement is 1000 mcg for adult men and 800 mcg for women.
It is necessary for vision, growth, reproduction, embryo development, blood formation, immune system and tissue cell growth.
It helps in the formation of the body’s immune system against diseases.
It plays a role in the construction, development and protection of epithelial tissue such as intestine and skin.
It protects against infections by providing a healthy continuity of the skin and tissues in the mouth, stomach and small intestines and urinary tract.
Forms of carotenoids work as an antioxidant and may have a protective effect against various types of cancer and aging-related diseases.
It helps the eyes see normally in the dark and adapt to the twilight.
Vitamin A is provided in two ways.
Vitamin A in the form of retinol of animal origin
It is taken from foods such as milk, butter, eggs.
Vitamin A can also be derived from certain Carotenoid antioxidants found in plants.
Most yellow orange (Carrot, winter squash, etc.)
dark green leafy vegetables
It is found in yellow and orange fruits (Apricot, peach, etc.).
The most common symptom of Vitamin A deficiency is night blindness.
Hair loss and dandruff
Dry skin and skin
clouding of the cornea
Increase in infectious diseases due to weakened immune system
growth retardation in children
If vitamin A is taken 10 times more than the daily requirement, the poisoning effect can be seen. The first signs of poisoning are headache, dizziness and vomiting.