> You can't prove a negative. Technology progresses and finds new things we didn't know 10 years ago. What you're suggesting is impossible.

From the first Google result I found (https://biorius.com/biorius-group/comparison-between-the-us-...)

> In Europe before selling anything, you must indeed make sure and confirm it will not harm anyone!

So I guess that’s why cosmetics and consumer goods don’t exist in the EU, eh?