All the supermarkets seems to sell the same brands and I have no idea if any of them are mostly processed in Europe or elsewhere in the world.
Do you have recommendations? I like the ones with a fruity taste more.
This one is my current favorite:
Click to view
They claim on the package that they care about sustainability, better working conditions and social engagement.
I buy from Lerbs & Hagedorn, based in Bremen
https://www.lerbs-hagedorn.de/en/