Wizard of Vitamins

D-Mannose Vitamin

What is D-Mannose?

D-mannose is a simple sugar structurally related to glucose. It is absorbed slowly from the gastrointestinal tract, and then a large proportion of it is excreted into the urine.

D-Mannose in Diets

D-Mannose is in many fruits, including Peaches, apples, oranges, cranberries, and blueberries.

D-Mannose Medicinal Treatments

Urinary tract infections

Known Consequences of D-Mannose Deficiency

As D-mannose is not an essential nutrient, except in certain rare genetic disorders people produce sufficient amounts to provide for the bodies' needs.

D-Mannose Recommended Dosages

Some doctors report that D-mannose might help prevent or treat urinary tract infections caused by E. coli and recommend 1 teaspoon (5 ml) dissolved in water or juice every two to three hours while awake.

D-Mannose Side Effects

Test tube studies suggest that consuming large amounts of mannose might lead to birth defects, although this is not considered a likely risk in humans consuming mannose from foods and naturally producing their own mannose. Nonetheless, until more is known, pregnant women should use supplemental mannose with caution. At the time of writing, there were no well-known drug interactions with D-mannose.