Multiple choice

What is the chemical name of vitamin B1?

  1. Riboflavin

  2. Thiamine

  3. Cyanocobalamin

  4. Pyridoxine
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B Correct answer
Explanation

Vitamin B1 is thiamine, essential for carbohydrate metabolism and nerve function. Riboflavin is B2, cyanocobalamin is B12, and pyridoxine is B6. Thiamine deficiency causes beriberi, and the vitamin is found in whole grains, legumes, and pork.

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