Ascorbic Acid
Write a short note on ascorbic acid.
Answer:
Ascorbic acid is also called vitamin C.
- Ascorbic acid is a white crystalline water-soluble substance with a sour taste.
- It is easily destroyed by cooking.
Ascorbic acid
Ascorbic acid Absorption and Storage
- Ascorbic acid is easily absorbed from the small intestine, peritoneum, and subcutaneous tissues.
- It is not stored in any particular organ and is spread throughout the body.
Vitamin C functions
Ascorbic acid Sources
Amla, citrus fruits, tomatoes, guava, green peppers.
Ascorbic Acid Physiological Functions
- It is involved in the oxidation reaction of cells.
- It requires the metabolism of amino acids, For Example. tyrosine and tryptophane.
- It is also involved in the conversion of folic acid into its active co-enzyme.
- It is required for iron absorption and also for the formation of collagen fibers and mucopolysaccharides of connective tissue.
Ascorbic acid Daily Requirement
Infants: 35 mg
Children: 40 mg
Adults: 45 mg
Pregnant and lactating women require 80 mg.
Vitamin C in collagen synthesis
Ascorbic Acid Deficiency Manifestations
Severe ascorbic acid deficiency produces—scurvy.
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