VITAMIN A

COMPILED BYMRS VANDANA MAHAJANI

VITAMINS

Classification

FAT SOLUBLE WATER SOLUBLE

A,D,E,K B complex, C

VITAMIN-A(RETINOL)

• Carotene is the precursor of vitamin A. It is also termed as Pro-vitamin-A.

SOURCESAS Carotene

Present in orange-yellow coloured vegetables & Green leafy vegetables like:

1.Carrot

2. Pumpkin

3. Papaya

4. Spinach

5. Mustered leaves.

As retinol

• Present in animal foods like

fish liver oils, meat, fish, egg, milk etc.

FUNCTIONS

• 1. Helps in growth & development.

• 2. Required for proper eyesight.

• 3. Required for development of epithelial tissue, for healthy glowing skin.

• 4. Helps the body to fight against infection.

DEFICIENCY DISEASE

NIGHT BLINDNESSOR NYCTALPIA

XEROPTHALMIA

KERATOMALACIA

XERODERMA

HYPERVITAMINOSIS - A

• Toxic symptoms like • nausea

• vomiting

• abdominal pain

• loss of hair

• thickening of long bones

• joint pain.