Just 2 Phillips' Fiber Good Gummies contain 4 grams of inulin soluble fiber, which is a good source of fiber. Taken twice a day, they can contribute to your daily fiber intake to help support regularity.†∗ Plus, they come in 6 great-tasting natural fruit flavors. Try the Tasty Side of Fiber from Phillips'! What causes constipation? The condition can be caused by a variety of factors, such as not drinking enough fluids, a lack of sufficient fiber in the diet, illness, pregnancy, lack of physical activity, change in diet or dehydration. Medications such as cough syrups, sedatives and antacids as well as many commonly prescribed medications for cholesterol, depression and cancer can also cause constipation. Even people who have a diet rich in fiber can occasionally become constipated. HSA/FSA EligibleRestrictions apply; contact your insurance provider about plan allowances and requirements.