Fiber is kind of like the Peter Parker of food nutrients. For a long time, most people ignored it as kind of boring. But it's really a superhero when it comes to good health, and now, it's finally having its moment.

Social media has fully embraced the concept of "fibermaxxing" – or boosting the amount of fiber in our diets. On Tiktok, you'll find loads of videos with tips on how to maximize the fiber in meals and why it matters for so many aspects of health – from improving digestion to reducing the risk of dying prematurely. Many videos are posted by health professionals like