Multiple choice

Which of the following is an antioxidant?

  1. vitamin B-12

  2. vitamin E

  3. vitamin D

  4. vitamin K

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

Vitamin E is a well-known fat-soluble antioxidant that protects cell membranes from oxidative damage by neutralizing free radicals. Other vitamins like B-12, D, and K have different primary physiological roles.