Your friend Jane just returned from the doctor, who diagnosed her with a specific vitamin B toxicity. However, she doesn't recall the name of the vitamin. Which of the following is the only possible culprit associated with toxicity symptoms?

Question

Quizplus · Accepted Answer

Niacin is the only B vitamin that can cause toxicity symptoms, such as flushing, itching, and liver damage, when taken in excess. Biotin, riboflavin, vitamin B₁₂, and thiamin do not typically result in toxicity.

Your Friend Jane Just Returned from the Doctor, Who Diagnosed