Botanical Support For Fluid Balance. Planetary Herbals Uva Ursi Diurite™ unites some of the most specific Western and Chinese botanicals for supporting the body's normal elimination of fluid. This complex was carefully formulated to include herbs that are rich in important trace minerals. Created for Planetary Herbals by licensed acupuncturist and clinical herbalist Michael Tierra. A clinician since 1972 Michael is an authority on the world's herbal traditions and has authored several respected herb books.