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:
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They claim on the package that they care about sustainability, better working conditions and social engagement.
1663 https://www.1336.fr/ they went bankrupt a few years ago and instead of closing, they became a worker owned coop. They’ve been thriving ever since and their tea is really nice!
I also really like French upper range chains Palais des thés and Mariage frères, but they’re fancy and expensive.