Gut Check: Is Your Microbiome Making You Miserable?

Dr. Joseph Mercola - Take Control of Your Health

Briana Mercola

Alternative Health, Health & Fitness

4.6 • 1.6K Ratings

🗓️ 12 March 2025

⏱️ 12 minutes

🔗️ Recording | iTunes | RSS

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Summary

Story at-a-glance

Gut bacteria called Morganella morganii produce unusual fats that contain diethanolamine (DEA), an environmental micropollutant; the fats trigger inflammation that contribute to major depressive disorder
The gut-brain axis operates bidirectionally — gut dysbiosis causes systemic inflammation that affects your brain while brain inflammation disrupts gut health
Disruptions in gut bacteria lead to increased intestinal permeability, or "leaky gut," which allows harmful substances to enter your bloodstream and trigger systemic inflammation
Neuroinflammation shifts tryptophan metabolism toward the kynurenine pathway, which produces substances that contribute to glutamate excitotoxicity, in turn damaging brain cells and contributing to depression
Restoring gut health requires a comprehensive approach, including eliminating seed oils, avoiding endocrine disruptors, optimizing carbohydrate intake and carefully introducing beneficial bacteria like Akkermansia muciniphila

Transcript

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0:00.0	Hello everyone, and welcome to Dr. Mercola's Cellular Wisdom, the show where we shine a microscope on the mysteries swirling in your gut and connect them to the quirks of your mind.
0:09.0	I'm Ethan Foster, your friendly observer of oddities everywhere.
0:12.5	And I'm Alara Sky, your resident comedic tactician who can't resist turning complicated scientific insights into entertaining dinner conversation.
0:20.1	Today we're talking about gut health's impact on mental well-being.
0:22.6	Yes, your beloved gut flora is apparently influencing whether you feel like
0:26.6	dancing through life or hiding under a blanket.
0:28.6	You see, I knew my stomach was controlling me when it started demanding pizza at 3am.
0:32.6	But it turns out there's a name for some of the troublemakers in there,
0:35.6	something a bit more scientific than Pizza Gremlin.
0:39.2	Are you referring to Morganella Morgani?
0:41.1	Because if that bacterium had a theme song, it would be, I'm Morganella, and I'm messing with your mind.
0:45.6	Of course, no actual theme music needed.
0:47.4	Our show is purely dialogue.
0:49.0	For those who haven't heard of Morganella Morgani, it's a gut bacterium with a flare for drama. According to Dr. Mercola's analysis, this organism produces some unusual phospholipids.
0:58.6	To be more specific, these are molecular chimeras that contain a tiny environmental
1:02.2	contaminant called diethanolamine, or DEA.
1:06.3	DEA always sounded to me like a band name from the 80s, maybe a heavy metal group
1:10.2	that left your ears ringing. But apparently, in your gut, DEA might leave to me like a band name from the 80s, maybe a heavy metal group that left your ears ringing.
1:11.6	But apparently, in your gut, DEA might leave your body inflamed. And not in the My Pants Don't
1:16.7	Fits Sense, but in the My Immune System is staging a rebellion sense. Yes, these DEA-laced
1:21.9	phospholipids can activate immune cell receptors called TLR2 and TLR1. If that sounds like a pair of sci-fi robots to you,
1:29.6	you're not alone. But it's not nearly as fun. When TLR2 and TLR1 get triggered, they release
	...

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