Chapter-06 Vitamins

BOOK TITLE: Essentials of Nutrition and Biochemistry for Basic BSc Nursing

1. Clement I
Publishing Year
Author Affiliations
1. RV College of Nursing, Bengaluru, Karnataka, India; Columbia College of Nursing, VSS College of Nursing, Bengaluru, Karnataka, India; Rajiv Gandhi University of Health Sciences, Bengaluru, Karnataka, India; Christian Medical Association of India, New Delhi, Indian Society of Psychiatric Nursing, Bengaluru, Medical Surgical Nursing Society of ndia, Chennai; Indian Society of Neuroscience Nursing, New Delhi; Asian Association of Cardiac Nurses, Kolkata, West Bengal, India; Indian Red Cross Society, Bengaluru, St. Johns Ambulance Association, Bengaluru; National Editorial Advisory Board, New Delhi, Nurses of India (Former) Bengaluru
Chapter keywords
Vitamin, fat-soluble vitamin, water-soluble vitamin, vitamin deficiency, hypervitaminosis, vitamin A, vitamin D, vitamin E, vitamin K


Vitamins are complex chemical substances, required by the body in very small amounts. Vitamins are organic substances present in small amounts in food; they are required for carrying out vital functions of the body. This chapter covers the classifications of vitamins, fat-soluble vitamins, water-soluble vitamins, and vitamin deficiencies and hypervitaminosis. Vitamins are involved in the utilization of the major nutrients like proteins, fats and carbohydrates. Though, needed in small amounts, they are essential for health and wellbeing of the body. Fat-soluble vitamins are vitamin A, D, E and K. Water-soluble vitamins are the vitamins of the B group and vitamin C. The deficiency of vitamin A is usually manifest clinically as night blindness, xerophthalmia, Bitot’s spots and keratomalacia. Pellagra is caused due to deficiency of niacin.

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