Fiber is one of the best food investments there is, but becoming a 'fiber maxxer' overnight is the wrong speed — ramp up gradually (about +5g every few days) and drink more water as you go.

noli's read

'Fibermaxxing' became a genuine 2025-2026 nutrition trend (dietitians quoted by ABC News, Mayo Clinic Press, Psychology Today), and its scientific base is real: fiber supports digestion, blood sugar, and fullness, and the vast majority of people — roughly 95% of US adults per NHANES data — fall short of recommended intakes. The documented downside from those same sources is that ramping up too fast, especially past 50g/day as some 'fibermaxxers' do, causes bloating, cramps, and diarrhea because the microbiome hasn't had time to adapt to fermenting the load. The recipe itself (oat-rice) is a reasonably fiber-rich meal, not an extreme one — the issue isn't the recipe but the 'maxxer' framing, which pushes speed over gradual increase. The dietitians consulted converge on the same advice: add about 5g a week and drink more water alongside it so the gut microbiome has time to adjust.

the sources

1. 1Reynolds A et al. 2019
2. 2Jovanovski E et al. 2019