Multiple choice

Cyanocobalamine is

  1. vitamin E

  2. vitamin B1

  3. vitamin B12

  4. vitamin B5

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Cyanocobalamin is the chemical name for Vitamin B12, an essential nutrient for nerve function and DNA synthesis. Vitamin E is tocopherol, Vitamin B1 is thiamine, and Vitamin B5 is pantothenic acid - but Cyanocobalamin specifically refers to B12, which contains the mineral cobalt.