Every test, and every gap in it.
This is the full record: what was tested, by which laboratory, on which batch, and what the panel did not cover. Posts are listed newest first. Where a result is still outstanding it says so, and it is never shown as a pass.
Batches
| Batch | Report | Published | Write-up |
|---|---|---|---|
| No. 12 | Published | Batch No. 12: seven dyes tested, none detected |
Posts
- Is instant tea premix safe? What's actually in itWhat goes into instant tea premix, what to check on the label, and how to tell a well-tested product from an untested one.
- What is Sunset Yellow FCF, and why does it get tested for in tea?A plain-language look at Sunset Yellow FCF what it is, where it's actually permitted, and why it has no place in tea.
- Seven synthetic colours that shouldn't be in your teaThe seven synthetic dyes labs test tea for, what they're actually used for elsewhere, and why none of them belong in a cup of tea.
- How to read an NABL lab reportA plain-language walkthrough of what's on a food testing lab report, what each field means, and how to verify one yourself.
- Batch No. 12: seven dyes tested, none detectedAn advisory named Batch No. 10. We sent Batch No. 12 to an NABL-accredited laboratory for synthetic dye analysis. Here is the full result, including the compound the panel did not cover.No. 12Report attachedUpdated 14 August 2026