Resource: Canva Dietary fibre, often called roughage or bulk, is a posh form of carbohydrate that can't be absolutely broken down in the tummy and smaller intestine but in its place undergoes partial or total fermentation in the big intestine.  We only use high quality, credible sources to be sure https://www.onehealth.sg/2022/04/05/how-probiotics-affect-your-digestion/