Rhonda Patrick· PhD
Microplastics are now thought to accumulate in the brain at 10 to 20 times the rate as other organs and, worse still, are 10-times higher in the brains of people who died from dementia.
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The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
Microplastics are now thought to accumulate in the brain at 10 to 20 times the rate as other organs and, worse still, are 10-times higher in the brains of people who died from dementia.
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The brain bioaccumulates 10 to 20 times more microplastics than other organs, potentially with significant implications for Alzheimer's disease.
Brain samples from dementia patients showed 10x more microplastics than those without.