Nutrition and Supplements Natural Extracts CFN Sibo Exit FS 250 ml Liquid food supplement with sweetener based on plant extracts and Vitamin C. Applications : Intestinal bacterial overgrowth (SIBO), intestinal dysbiosis, intestinal permeability. How to use: Take 1 dose of 10 ml per day or according to professional prescription. Presentation : Box with 250 ml glass bottle with measuring cap. apple flavor