Vitamin A

Vitamin A

The Vitamin A is present in the plant food as inactive food. Functions of Vitamin A are as below:

1-      It is used in the formation of Rhodopsin a light receptor of rods.

2-      It helps in the normal function of male and female reproductive system.

3-      It helps to maintain proper epithelial layer.

4-      It is a best antioxidant

5-      It is used in nucleic metabolism

6-      It is very important vitamin which can help in secretion of mucous membrane to prevent infection and avoid stomach destruction from acid.

Deficiency of Vitamin A

1-      Night blindness

2-      Dryness in the eye

3-      Destruction of cornea

4-      Skin dryness

5-      Sterility in male

If we intake too much of Vitamin A:

1-      Peeling of skin and skin color changes to yellow

2-      Nausea and vomiting

3-      Headache

Normal Level of Vitamin A:         25 - 50µg/100ml