
Rishi Organic Loose Leaf Tea
Loose-leaf eliminates plastic tea bags entirely. A 2019 McGill study found a single plastic tea bag releases 11.6 billion microplastic particles per cup. Learn more in our plastic tea bag article.
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Why it's safe for your family
- Loose-leaf tea removes the tea bag entirely, which is the only part of a cup of tea that can be made of plastic.
- Many bags marketed as paper are heat-sealed with polypropylene, and premium pyramid sachets are frequently nylon or PET mesh — brewing either means steeping plastic in near-boiling water.
- Rishi's teas are certified organic, so the leaf itself is grown without the synthetic pesticides used in conventional tea growing.
- Brewed in a steel or glass infuser, the entire brew path is leaf, water and an inert vessel — no plastic anywhere in it.
Quick specs
What to avoid instead
The swap here is bagged tea, especially the pyramid sachets sold as premium. Those meshes are commonly nylon or PET, and the paper ones are often sealed with polypropylene — either way something plastic sits in water just under boiling for several minutes.
A 2019 McGill University study published in Environmental Science & Technology steeped plastic pyramid tea bags at 95°C and found a single bag released roughly 11.6 billion microplastic and 3.1 billion nanoplastic particles into one cup. (source)
How we verify — and what we don't
Straight answer: we're a research team, not a testing lab. Here's exactly what our rating is based on — and what it isn't — so you can weigh it honestly.
What we check
- What the product is made of, from the maker's own specs and product listing.
- Whether any part that touches you or your food uses PTFE, PFAS, plastic, or a coating that can degrade.
- Peer-reviewed research on how that material behaves when heated, scratched, washed, or worn.
- Known failure modes — how the product actually breaks down in a real home.
What we don't do
- We have not chemically tested this specific unit in a lab.
- We don't take payment to rate a product higher — there is no sponsored placement.
- We don't show star ratings or "trusted by thousands" counts we can't stand behind.
Anything that adds a known microplastic, PFAS, or off-gassing source — a non-stick coating, a plastic surface against food or skin, vinyl/PVC — is downgraded or cut. We only list what clears that bar.