The 8th International Dietary Fiber Conference 2022 is entitled “Towards Unlocking the Full Potential of Fiber for Food, Function and Global Health” and aims at providing a science platform to present the latest research on dietary fiber. We will discuss topics such as (i) food DF fermentation and the gut microbiome, (ii) mixed DF - plant protein systems and (iii) sidestream valorisation and biorefining. This meeting will wrap up with the current issues, trends and perspectives.