What is vitamin? Explain its role in human body. Differentiate between water soluble and fat-soluble vitamins.

Vitamins are organic compounds that are essential for the normal growth, development, and functioning of the human body. They are classified as either water-soluble or fat-soluble, based on their solubility in either water or fat. Water-soluble vitamins are easily absorbed by the body and are not stored in large quantities, while fat-soluble vitamins are stored in fatty tissue and the liver and are not excreted as easily as water-soluble vitamins.

Role of Vitamins in the Human Body:

Vitamins play a crucial role in the body’s metabolism, which is the process by which the body converts food into energy. They are required in small amounts, but their absence can lead to serious health problems. Some of the important functions of vitamins in the human body include:

1. Energy Production: B vitamins, such as thiamine, riboflavin, niacin, and pantothenic acid, play a key role in the production of energy from food.

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