Bryan Johnson· Author
The average brain now carries roughly: > 11x the load of the liver > 11x the kidney, and on a per-mass basis around > 3,000x the concentration found in circulating blood (on a per-mass basis)
The evidence is convergent. Multiple independent sources reach the same conclusion, the underlying mechanism is well-characterized, and even the field's most cautious voices treat it as worth doing.
The average brain now carries roughly: > 11x the load of the liver > 11x the kidney, and on a per-mass basis around > 3,000x the concentration found in circulating blood (on a per-mass basis)
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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.
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.
there's emerging human data showing accumulation of microplastics in brain samples taken from Human autopsies in one study research examined tissues from livers kidneys and brains of autopsied individuals while all organs contained microplastics that's concerning the brain samples alone were particularly concerning because on average of the 91 brain samples studied they contain 10 to 20 times more plastic in the brains than other organs and these findings are even more disturbing when you consider their implications for neurodegener diseases among the brain sample studied 12 were from individuals who had died with dementia including Alzheimer's disease these samples contained up to 10 times more plastic by weight compared to those people who had Plastics in their brains without dementia
when these microplastics settle into brain tissue they can trigger an inflammatory response they Spike levels of pro-inflammatory cyto kindes like tnf Alpha il6 these are markers that are associated with chronic brain inflammation and we know chronic brain inflammation is linked to neurodegenerative diseases like Alzheimer's disease like Parkinson's disease and even just normal cognitive decline
what's also striking is the increase in microplastic concentrations over time so human brain samples from 2020 4 had about 50% more plastic than similar samples dating back to 2016 this trend mirrors the rising level of microplastics found in the environment suggesting that as our environmental plastic pollution increases so does the plastic accumulation in human tissues like the brain