Vitamin E

 Vitamin E (Anti- sterility vitamin)

Vitamin E include; tocopherol, tocotrienol

Absorption and storage

Absorbed with fat in Intestine and stored in liver, muscle and body fat. 

Daily requirement

15mg daily (22 IU)

Clinical manifestation

1. Mild hemolytic anaemia (RBC breakdown)

2. Anaemia

3. Neuropathy; damage of peripheral nerve, numbness usually in hands and feets.

4. Weakness

5. Difficulty in walking

Function

1. Antioxidant activity

Prevent oxidative degradation of cell membrane.

Protect RBCs from hemolysis due to oxidizing agent.

Antisterility action

Chain of reaction of oxidative degradation of lipids. Prevent peroxidation of polyunsaturated fatty acids in tissues and cell membranes.