correlational
Analysis v1
Strong Support
The kinds of gut bacteria you have, especially if you eat a lot of meat, might be linked to higher levels of a substance in your blood called TMAO, which could mean your diet over time helps shape which bacteria stick around.
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Evidence from Studies
Supporting (1)
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Community contributions welcome
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Intestinal microbiota metabolism of L-carnitine, a nutrient in red meat, promotes atherosclerosis
Cohort Study
Human
2013 MayThe study shows that people who eat meat have gut bacteria that turn a substance in red meat into a chemical called TMAO, which is linked to heart disease, and this supports the idea that long-term diet shapes these bacteria.
Contradicting (0)
0
Community contributions welcome
No contradicting evidence found
Gold Standard Evidence Needed
According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.