classification of vitamins

Classification of vitamins

A. Water soluble vitamins

B. Fat soluble vitamins

A. Water soluble vitamins

1. B- complex vitamins

2. Non B- complex vitamin; 

vitamin C (ascorbic acid)

1. B- complex vitamins

Energy releasing vitamin

Vitamin B1; thiamine

Vitamin B2; riboflavin

Vitamin B3; niacin

Vitamin B5; Pantothenic acid 

Vitamin B6; pyridoxine

Vitamin B7; Biotin

2. Hematopoietic vitamin

Vitamin B9;  folic acid

Vitamin B12; Cyanocobalamin 

B. Fat soluble vitamins

Vitamin A; retinol

Vitamin D; cholecalciferol

Vitamin E; Tocopherol

Vitamin K ; phylloquinones, contain (5-C) carbon isoprene (unsaturated fat).

Vitamin A, Vitamin D act like Hormon.

Vitamin K act as co-enzyme.

Fat soluble vitamins

Lipid soluble; vitamin A, vitamin D, Vitamin E, Vitamin K.

Soluble in fat; oil and fat solvents; alcohol, acetone 

Stored in liver and adipose tissue

Absorbed from intestine in presence of fat and are emulsified with bile.