The same differences occur over a host of products, from food additives, to preservatives to pesticides.
Europeans don’t have any overall greater concern for their citizens than we do, nor are they particularly any wiser. Mostly differences occur in local business interests, and the need to maintain cheap consumer goods - and the politics that flows from that.
There are also things that are banned in US food products and agriculture that are still allowed, and very common in Europe.
You can still buy old fashioned Brasso metal polish -- the kind that works really well -- in the EU, but it has been outlawed in the US for over a decade. We have to make do with a less volatile version that, in my experience, is inferior to home made cleaners.