Multiple choice

In which form is vitamin A stored in the human body?

  1. Retinal

  2. Retinol

  3. Alpha carotene

  4. Retinoic acid

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

Vitamin A is stored in the human body in the form of retinol and can be converted to and from its visually active aldehyde form, retinal.