Swap when you can — real concerns — worth finding a cleaner option.
6
out of 10
The why
Kirkland Mint Dental Floss — PTFE coating is the same fluoropolymer family as Teflon. Daily oral exposure with trace ingestion. Vermont, New Mexico, Minnesota, and Illinois have banned PTFE in dental floss starting 2027. Ingredients verified 04 2026.
What's in it
PTFE coating (PFAS family)
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