[ramblenode]

> The correlation does not mean the microplastics are the thing causing IBD. It probably means they are exasperating it for various reasons.

It doesn't even necessarily mean that microplastics are contributing to the harm. It could be that existing disease impairs the body's ability to eliminate microplastics.

Regardless, following the precautionary principle, we should treat them as a foreign toxin until the evidence suggests otherwise.