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Lab Notes

Lab Notes

Accountability journalism for the NZ personal care market. Findings that don't fit neatly into a product card — regulatory gaps, labelling blind spots, and claims that don't survive scrutiny.

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Disclosure·PFAS · Dental Floss · NZ Regulation

The forever chemical that quietly left your floss

A PTFE coating disappeared from one of the world's most popular flosses — no recall, no apology, just a reformulation. Here's the evidence behind it, in both directions.

~6 min read · June 2026Read →