Scientists who work with cockroaches often develop an allergy to them, which leads to them being allergic to ground coffee. Whole bean coffee is still okay. The difference is how likely you are to grind up a cockroach vs. a commercial coffee grinder.
One of many sources.
I briefly worked ina health food bar factory that focused on raw or at least fresh ingredients. You are 100% eating bug parts.
Scientists who work with cockroaches often develop an allergy to them, which leads to them being allergic to ground coffee. Whole bean coffee is still okay. The difference is how likely you are to grind up a cockroach vs. a commercial coffee grinder. One of many sources.
Ick. I’ve only had a few cups of pre-ground coffee in my life, because they were uniformly awful. I’d believe dead cockroaches are why, for sure.