Fibermaxxing? Your microbes (and your health) say thanks.

  In the world of dietary trends, proteinmaxxing is taking a back seat to the new obsession: ramping up on fiber, Knowable Magazine reports. Since the summer of 2025, Instagram has racked up more than 10,000 posts captioned with #Fibermaxxing and other fiber-forward hashtags — and the flood doesn’t appear to be dissipating. The trend