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.
I can’t believe nobody has mentioned that the largest tea company in the world is European: Lipton Teas and Infusions B.V., which is headquartered in Amsterdam. Their main brands are Lipton, PG Tips (a leading UK brand), Lyons (Irish), and TAZO (their American brand).
I believe their biggest European factory is in Poland, and they also still have one in the UK. If you buy their tea in Europe, it will almost certainly have come from one of their European factories. The tea itself is obviously grown outside of Europe.