“Fibermaxxing” is one of the biggest nutrition trends of 2025–2026, with more people focusing on gut health, fullness and blood sugar balance through high-fibre eating. But how much fibre do we actually need - and can too much fibre cause bloating and digestive issues? In this article, we explore the benefits of fibre, the best high-fibre foods, and how to increase fibre intake safely and sustainably.