the perpetrators are the people selling poison under false auspices.
we're not blaming people with pica for eating drywall.
We're blaming profiteers for shoveling garbage into the mouth of anyone with a buck while systematically lobbying to maximize garbage advertising and minimize actual food where feasible and simultaneously incentivizing sales groups as much as is profitable -- all the while trying to convince medical professionals and scientists to produce overtly narrow results to support the public consumption through bogus 'science' papers.