Essential Pentosuria is due to defect in?
Affected individuals excrete large amounts of L-xylulose in urine. Xylulose being a reducing sugar gives Benedict's test positive. Bial's test is positive as xylulose is a pentose Reference Harper's Illustrated Biochemistry 30th Edition Pg 205
Glycolysis
HMP Shunt
TCA Cycle
Uronic acid pathway
Metabolism of carbohydrate