Benedict&;s test will be positive in the urine after administration of
Folic acid
Ascorbic acid
Pantothetic acid
Retinoic acid
Ascorbic acid is very common ingredient of many tonics.person taking such tonics will excrete ascorbic acid in urine. It is a powerful reducing agent. This may cause confusion, as Benedict&;s test is positive in such normal individuals.Ref: DM Vasudevan, 7th edition, page no: 318
Metabolism of carbohydrate