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The Human Upgrade · July 3, 2026 · 10m 45s

Organic Produce, Exercise vs Income, Cat Parasite, Thorne, Loss of Taste, and more... : 1495

In this short roundup, Dave Asprey covers recent health news: new research on gut-derived acetate and its impact on brain health, the side effects of GLP-1 agonists on taste and smell, the prevalence of the cat parasite Toxoplasma gondii, exercise’s strong mental health benefits, and individual differences in how people process plant phytonutrients. He also touches on produce pesticide safety guides and the acquisition of Thorne by Unilever. The episode ends with a call to track your own biomarkers rather than passively consuming health headlines.

This summary was generated from show notes and public descriptions, not from a full transcript review. Details may contain inaccuracies.

Canon

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Exercise Has Outsized Mental Health Benefits
Exercise continues to demonstrate disproportionately large benefits for mental health, including improvements in mood and reductions in depression symptoms.
ClaudeChatGPTGemini

Novel

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Gut-Derived Acetate Affects Brain Health
New research shows that acetate produced by gut bacteria from fiber fermentation can influence brain health.
ClaudeChatGPTGemini

Highlights

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Produce Pesticide Guidance (Dirty Dozen & Clean Fifteen)
Lists like the Dirty Dozen and Clean Fifteen help consumers prioritize which fruits and vegetables to buy organic to reduce pesticide exposure.
ClaudeChatGPTGemini
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Toxoplasmosis from Cats Is Surprisingly Common
The cat parasite Toxoplasma gondii has a higher prevalence than most people realize and has been linked to mental health and behavioral changes.
ClaudeChatGPTGemini
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GLP-1 Agonists Alter Smell and Taste
GLP-1 medications, widely used for weight loss, may have side effects that change how people perceive smell and taste.
ClaudeChatGPTGemini
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Unilever Acquires Thorne
Unilever’s acquisition of the supplement company Thorne signals consolidation in the health and wellness industry.
ClaudeChatGPTGemini

Editorial

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Track Your Own Biomarkers Instead of Just Reading Headlines
It’s more valuable to measure your own health markers than to passively consume general health news.
ClaudeChatGPTGemini
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