Is it possibly fucknestle.art?
That has a "crimes" section, as well as a list of brands that are secretly Nestle.
I don't doubt there's some other websites covering Nestle crimes too - they've been at it for years.
[Edit] A few more to look at - though they're mostly reporting the same things.
Listverse - 10 Outrageous Nestle Scandals (2018)
Cracked - 4 Ways Nestle is an Evil Company (2022)
Ethical Consumer - Nestle Company Profile
Utopia - Nestle’s 5 Biggest Scandals Explained (2023)
Fuck Nestle.