A deficiency of riboflavin can lead to pellagra.Riboflavin is not known to be toxic,but there is no benefit from high doses.

Question

Quizplus · Accepted Answer

The first statement is false; the second is true.A deficiency of niacin can lead to pellagra.(Note,however,that along with thiamin,riboflavin is necessary for synthesis of niacin.)Niacin deficiency results in degeneration of the skin,gastrointestinal tract,and nervous system,a condition known as pellagra.Symptoms of pellagra have been referred to as the 4 Ds-dermatitis,diarrhea,depression or dementia,and death.It is true that riboflavin is not known to be toxic; however,caution is advised because high doses provide no known benefit.

A Deficiency of Riboflavin Can Lead to Pellagra