Several tea bag brands use polypropylene ... "All Co-op’s own brand tea, including its Fairtrade Red 99 tea, fruit tea and infusions, have switched to compostable bioplastic (PLA)." ...

Big tea bag brands tend to have loyal followings, but our taste test reveals it's worth trying supermarket own-brand options as you might be pleasantly surprised by what you discover. We asked 79 tea ...