Urine For Reducing Substances
On same day
No special preparation is required
Why Urine For Reducing Substances test is done General Information. Reducing substances are not normally present in urine and faeces. This test will detect the presence of reducing sugars, eg glucose, lactose, maltose, fructose and galactose. The test is normally carried out on children who fail to thrive and who could be lactose intolerant.