Question

Vitamin synthesised in human body

• A. Niacin
• B. Pantothenic acid
• C. Folic acid
• D. Ascorbic acid

Answer 1

The correct option is A Niacin

Niacin is the vitamin that can be synthesized by the human body. It is a water-soluble vitamin. Niacin acts as the coenzyme in carbohydrate metabolism and is part of NAD.

Pantothenic acid is also known as vitamin B${}_5$. It helps to synthesize coenzyme-A.

Folic acid is known as vitamin B${}_{12}$. It is used by the body to make DNA, RNA and amino acids which for cell division.

Vitamin C is known as ascorbic acid which is used for bones and connective tissues, muscles, and blood vessels.

All the other vitamins cannot be synthesized in the desired quantity so they are supplied as dietary supplements.

So, the correct answer is option A.