Maybe nutrition-health connection is more complex than can be shown by these early studies, and the big lobbying money only needs one study to get congressional support some putative scientific backing, the entire anti science funding arm of Congress uses one factoid about a shrimp treadmill for decades and the entire antivax movement is built on that widely discredited Wakefield paper. https://www.reuters.com/fact-check/shrimp-treadmill-study-co...
Anyways here's a recent study showing fat/sugar intake and nanoplastic correlation. https://www.inrae.fr/en/news/nanoplastics-have-diet-dependen...