Inulin powder, with vitamin C in an orange flavor, is sweetened with stevia. Prebiotics - combine with all probiotic preparations as a substrate and improve the functioning of the digestive system. Dietary fiber is essentially carbohydrates that cannot be digested or absorbed by humans but can continue to be fermented by gut microbiotics to varying degrees. Inulin-type fructans (ITFs) are some of the few dietary fibers accepted by the International Scientific Association for Probiotics and Prebiotics (ISAPP) as prebiotics due to their bifidogenic (i.e., the ability to stimulate bifidobacteria) and beneficial health effects. Instructions for use: Mix 1-3 measuring spoons a day with water, preferably before eating. Kosher: Badatz Hatam Sofer Content: 300 grams.