Quote · Huberman Lab

The Effects of Microplastics on Your Health & How to Reduce Them

Explore episode Oct 21, 2024

Little particles can make it across barriers that big particles can't. These little nanoparticles of plastic are especially concerning because those are the ones that you find in greatest abundance in the brain, the testes and the follicle.

Andrew Huberman

The Effects of Microplastics on Your He…

Where this was said

Measurement Tools & Advancements

At 40:26 · chapter starts 37:34

Improvements in SRS microscopy and point spread function analysis revealed far more nanoplastic particles in bottled water^{[1]

— Andrew Huberman

"A 2024 PNAS study using improved microscopy found bottled water contains an average of 240,000 microplastic and nanoplastic particles per l…"

36:20} and other tissues. Smaller particles cross biological barriers more easily.

Health & Fitness

Why Nanoplastics Cross Barriers Designed to Block Them

The Effects of Microplastics on Your Health & How to Reduce… · Oct 21, 2024 Health & Fitness

Nanoparticles of plastic are small enough to slip through biological barriers like the blood-brain barrier and blood-testicular barrier that evolution built to protect irreplaceable cells. Once inside, they stay there — detectable in postmortem tissue decades after initial exposure.