Optimal Health Daily - Fitness and Nutrition 3259: Why Eating More Broccoli Could Protect Your Brain From Ageing by Doctor Jenny Brockis on Cognitive Health
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Jan 15, 2026 Dr. Jenny Brockis, a medical doctor and advocate for brain health, discusses how increasing dietary fiber—especially from broccoli—can protect your brain from aging. She emphasizes the importance of gut health, revealing how fiber supports beneficial bacteria that combat brain inflammation. Dr. Brockis also debunks the myth of trendy superfoods, highlighting that the real heroes for cognitive health are everyday fiber-rich foods. The podcast provides practical tips on boosting fiber intake and warns about sudden dietary changes.
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Ditch Superfood Hype For Patterns
- Superfood lists overstate single-food benefits while missing diet patterns that matter.
- Long-term brain health depends more on overall inflammatory control via fiber than isolated 'hero' foods.
Gut Fiber Links To Brain Inflammation
- Chronic microglial inflammation contributes to age-related memory decline.
- A high-fiber diet raises butyrate from gut microbes and reduces that brain inflammation.
Burkitt's Field Observations
- Dennis Burkitt observed much larger, softer stools and lower gut disease in Ugandan populations.
- He linked those differences to diet and higher fiber consumption compared to the West.