Why 'Fibermaxxing' May be the One Social Media Trend to Follow
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On this episode of The Brian Lehrer Show, host Kusha Navidar explores the rising social media trend of 'fiber maxing'—a movement encouraging people to dramatically increase their daily fiber intake for improved gut and overall health. The discussion centers on the science behind fiber, its role in feeding the gut microbiome, and its broader benefits for heart health, brain function, and chronic disease prevention. Dr. Tricia Pasricha, a gastroenterologist and author of 'You've Been Pooping All Wrong!', joins the conversation to explain why fiber is more than just a digestive aid and why the trend, while exciting, must be approached gradually to avoid discomfort. She warns against sudden spikes in fiber consumption, emphasizing that the gut microbiome needs time to adapt. The episode also touches on the surprising benefits of spicy foods and psyllium husk supplements, particularly their role in lowering LDL cholesterol. Listeners share personal experiences, including one man who reduced his cholesterol from 100 to 39 through diet and fiber. The conversation ends on a light note, celebrating the normalization of bowel health as part of holistic wellness.
Fiber feeds gut microbes, which produce anti-inflammatory compounds linked to better heart, brain, and metabolic health.
Sudden increases in fiber intake can cause bloating, gas, and diarrhea—gradual introduction over weeks is key.
Psyllium husk, a soluble fiber, helps regulate bowel movements and can lower LDL cholesterol by trapping bile acids.
Normal bowel movement frequency ranges from once every three days to three times a day—comfort and consistency matter more than a fixed number.
Spicy foods, despite causing temporary discomfort, may improve gut pain signaling through capsaicin’s effect on pain receptors.
…and 3 more takeaways available in PodZeus
Introducing the Fiber Maxing Trend
“You eat fiber to feed those microbes, which then in turn produce these beneficial anti-inflammatory compounds that are not just great for your gut, but they're linked to better brain health, to better heart health, to lower risk of, as you said, type 2 diabetes.”
Why Fiber is More Than Just Gut Health
Dr. Pasricha explains that fiber’s primary purpose is to nourish gut microbes, not to be digested by humans. She emphasizes the systemic benefits of a healthy microbiome, including reduced inflammation, improved heart and brain health, and lower risk of chronic diseases like type 2 diabetes.
The Risks of Going Too Hard, Too Fast
“The biggest mistake you can make with fiber maxing is going from zero to 100 in a short period of time.”
Fiber, Supplements, and Cholesterol
“When it does that, your liver is forced to use up the cholesterol in your bloodstream to produce more bile acids because you're trapping them and you need those bile acids to digest.”
Normal Bowel Movements and the Future of Gut Health
The episode concludes with a discussion on what constitutes a 'normal' bowel movement—ranging from once every three days to three times a day. Dr. Pasricha emphasizes comfort and consistency over frequency. The host suggests a potential 'Fiber Friday' segment, celebrating the normalization of digestive health conversations.
“When it does that, your liver is forced to use up the cholesterol in your bloodstream to produce more bile acids because you're trapping them and you need those bile acids to digest.”
“You eat fiber to feed those microbes, which then in turn produce these beneficial anti-inflammatory compounds that are not just great for your gut, but they're linked to better brain health, to better heart health, to lower risk of, as you said, type 2 diabetes.”
“The biggest mistake you can make with fiber maxing is going from zero to 100 in a short period of time.”
Host
Guest
Dr. Tricia Pasricha
person
Kusha Navidar
person
Psyllium Husk
product
Soluble Fiber
other
Edward
person
Brian Lehrer Show
media
LDL Cholesterol
other
Bile Acids
other
The Washington Post
media
Capsaicin
other
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