D-Mannose - Urinary Tract Health 2100 mg - 90 CapsulesD mannose is a type of simple sugar thats related to glucose. Both sugars occur naturally in your body and some plants in the form of starch. Some people use it to treat and prevent urinary tract infections (UTIs), as it may reduce the number of certain bacteria that cause UTIs. D mannose might help treat a deficiency caused by a genetic defect. D mannose might also prevent certain kinds of bacteria from sticking to the walls of the urinary tract and