Source Naturals Urovex Butterbur Extract 60 SoftgelsSource Naturals Urovex Butterbur Extract supports healthy bladder function. Source Naturals Urovex Butterbur Extract is a patented, standardized extract that contains the biologically active components petasin and isopetasin and is specially processed to remove undesirable pyrrolizidine alkaloids. Source Naturals Urovex Butterbur Extract may also be used for other traditional applications. Source Naturals Urovex Butterbur Extract Addresses the Following Body System Inflammation Response Source Naturals Urovex Butterbur Extract Addresses the Following Related Health Concerns Sports & Fitness Women's Health Issues Brain Support Source Naturals Urovex Butterbur Extract: Hypoallergenic Dairy Free Egg Free Gluten Free Soy Free Wheat Free Sugar Free No Artificial Colors, Flavors or Fragrances Supports Healthy Bladder Functions Source Naturals Urovex Butterbur Extract Supports Healthy Urinary Urge and Frequency Promotes Healthy Bladder ControlFearthe fear of job loss, embarrassment in social settings, sexual frustrations and psychological stress. That's what life is like for the nearly 30 million people in the United States who have concerns with bladder control. A burden at any age, bladder issues are highly prevalent in both genders but more common in women. Urinary urge and frequency occurs when the smooth muscle of the bladder contracts without warning. SOURCE NATURALS UROVEX BUTTERBUR is a patented standardized extract that supports healthy urinary urge and frequency. Further, it has been shown to help minimize the sudden urge to urinate, according to a human clinical trial. It has also been shown to support smooth muscle relaxation in animal studies. In vitro studies show that UROVEX BUTTERBUR may reduce bladder cell irritation by inhibiting leukotriene synthesis.