Yes. There are three companies using only ethically sourced beans in the pods. Two of them (Espirralo and Square Mile) use fair trade beans, while Community Coffee Company has its own supply chain that includes both fair trade and organic coffees.
You can check all about in this article: https://www.eraofwe.com/coffee-lab/en/articles/go-green-with-reusable-k-cups
So there is no reason to drink coffee at all unless you know where it comes from - because coffee, tho delicious, can't be totally ethical or healthy without knowing how it's made!