Benefits of Vitamin A
Vitamin A is a group of compounds that play an great role in vision, bone growth, reproduction, cell division, and cell growth
Vitamin A improve healthy surface linings of the eyes and the respiratory, urinary, and intestinal systems , those linings are important to prevent bacteria to enter the body and cause infection
Vitamin A boosts the immune system, which prevent and fight diseases by making white blood cells that destroy harmful bacteria ,microbes and viruses
Vitamin A also helps the skin and mucous membranes to be as a barrier to viruses and bacteria
Vitamin A deficiency
one of the first signs of vitamin A deficiency is Night blindness.
Ancient Egyptians cured the night blindness by eating liver which is a rich source of vitamin A
The deficiency of vitamin A makes the cornea very dry and damaging the retina and cornea
Vitamin A deficiency decreases the ability to fight infections.
vitamin A deficiency , makes the cells lining the lungs lose their ability to remove disease Another signs of Vitamin A deficiency are Acne, loss of appetite, dry hair and insomnia
Read also :Types of vitamin A