Antipellarga vitamin is

Options

A. Pantothenic acid
B. Tocopherol
C. Retinol
D. Nicotinamide

Answer

**Step-by-step Solution:**

1. **Understanding Pelagra:**
- Pelagra is a disease characterized by three main symptoms: dementia (loss of memory), diarrhea, and dermatitis (skin inflammation).

2. **Identifying the Cause of Pelagra:**
- The disease is caused by a deficiency of a specific vitamin, which is Vitamin B3.

3. **Recognizing Vitamin B3:**
- Vitamin B3 is also known as niacin or nicotinamide. This vitamin is essential for preventing pelagra.

4. **Defining Antipelagra Vitamin:**
- The term "antipelagra vitamin" refers to the vitamin that can counteract the effects of pelagra. Since Vitamin B3 (niacin/nicotinamide) is the one that prevents pelagra, it is referred to as the antipelagra vitamin.

5. **Evaluating the Options:**
- The options provided are:
- A) Pantothenic acid (Vitamin B5)
- B) Tocopherol (Vitamin E)
- C) Retinol (Vitamin A)
- D) Nicotinamide (Vitamin B3)
- Among these, only Nicotinamide (Vitamin B3) is related to the prevention of pelagra.

6. **Conclusion:**
- Therefore, the correct answer is **D) Nicotinamide**.

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