Fibermaxxing Might Not Be the Answer | Science News

Science News Today | 2 Min News | The Daily News Now! · Aug 18, 2026 · 2m

Fibermaxxing might sound like a gut-health win, but science says it’s not that simple. While fiber feeds good gut bacteria and supports heart and digestion, blasting past daily recommendations doesn’t guarantee benefits—and for some, it can backfire with bloating, gas, or even no improvement at all. The real game-changer? Gut microbiome diversity. People with certain dominant bacteria, like Prevotella, thrive on extra fiber, while others don’t. One-size-fits-all fiber isn’t the answer—your body’s unique microbes dictate what works. Focus on variety, listen to your body, and maybe ditch the…