Startup Confidential Episode 160 - Tired of Protein Everything? Fiber is Next!
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Feb 15, 2026 A look at a long-term shift toward fiber in American diets and why it may outlast protein fads. Stories trace fiber’s rise from cereal bars to modern prebiotic sodas. Discussion covers satiety, gut-health trends led by Gen Z, and which food categories stand to win. Cultural eating patterns and the difference between hype and durable change are also explored.
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Fiber One's Comeback Story
- Dr. James F. Richardson recounts Fiber One's jump from an 1980s cereal to 2000s chewy bars that targeted low-carb consumers.
- He describes the bars as high-fiber, low-sugar processed snacks that helped Fiber One enter modern snacking.
Fiber Beats Protein For Satiety
- Dr. James F. Richardson argues fiber, not protein, is dietitians' best bet for satiety and snack avoidance.
- He notes fiber delivers fullness with minimal calories compared with higher-calorie alternatives.
Prebiotic Fiber Goes Mainstream
- Google searches for fiber surged after 2020 partly due to gut-health beverage brands adding prebiotic fiber to sodas.
- Prebiotic ingredients like inulin and wheat dextrin are not new but are now framed as wellness.