Eco-Dent · Dental Floss
Eco-Dent Mint Gentle Dental Floss, 6 x 1 ct
Lower PFAS concern; traditional nylon floss without known PFAS triggers.
Eco-Dent's mint dental floss is standard nylon filament with no disclosed coatings, water-resistance treatments, or Teflon-family coating finishes that would typically introduce PFAS. The brand makes no explicit PFAS claims.
Shop Eco-Dent on Amazon →Material
Nylon filament dental floss
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
Category baseline
cosmetics is a category where PFAS exposure is more common.
No PFAS disclosure
No public statement about PFAS in this product.
The full breakdown
What it's made of and why it matters
Eco-Dent Mint Gentle Dental Floss is made from nylon filament, a synthetic polymer commonly used in dental floss because it is durable, thin enough to fit between teeth, and resistant to fraying. Nylon itself does not leach toxic monomers like BPA into saliva under normal mouth conditions, since dental floss is not heated and contact time is brief (typically under 2 minutes per use). The "mint" flavoring is a food-grade additive applied to the surface; mint extracts or essential oils are not known to pose oral toxicity concerns at trace levels.
The brand's record and disclosure
Eco-Dent is a smaller natural-focused oral care brand with minimal public safety certifications or third-party testing disclosures on this specific product. The brand does not appear to have faced documented recalls or safety violations for this floss. No independent testing data or toxicology reports are publicly available for the filament or coating; the brand's silence on PFAS and material sourcing is typical for floss manufacturers, few of whom volunteer detailed chemical disclosure for such small-volume products.
How it compares in its category
Standard nylon dental floss (Eco-Dent, Oral-B, Glide, etc.) carries similar low oral-contact hazard profiles because nylon is stable in the mouth and used for seconds per session. Waxed variants sometimes use synthetic or plant waxes that do not leach; this product does not specify wax type. Floss alternatives like polytetrafluoroethylene (Teflon-type coating, in Glide) have historically been suspected of PFAS content, making traditional nylon a more cautious choice if PFAS avoidance is a priority.
If you buy it
Standard dental floss requires no special maintenance or storage beyond keeping the container dry and replacing the spool when depleted or fraying occurs (typically every 2-4 weeks with regular use). Do not heat, expose to direct sunlight for extended periods, or store in extreme temperatures, as nylon can become brittle over time. If gums bleed or soreness occurs, discontinue use and consult a dentist; sensitivity is usually due to technique, not the floss itself. This is a single-use, disposable oral product, so replacement is routine.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Nylon filament degradation or microfiber shedding
Nylon floss can fray or shed microscopic fibers if pulled too aggressively or if the filament ages. Ingested nylon fibers are not digestible but typically pass through the gastrointestinal tract without harm in the small amounts shed during flossing; no reports of adverse effects from floss microfibers in healthy users.
Flavoring allergens or irritants (mint)
Mint flavoring may trigger contact sensitivity or allergic reaction in individuals with spearmint or peppermint sensitivities, though such reactions are rare. The amount of mint extract on floss is minimal and short-contact; discontinuation resolves symptoms if allergic response occurs.
Bacterial colonization (if stored wet or improperly)
Any floss spool stored in a humid bathroom without air circulation can support mold or bacterial growth over weeks. This is an environmental/storage issue, not a material defect; keeping the container sealed and dry prevents this risk.
Choking hazard (pediatric)
Dental floss is a known choking and entanglement hazard for young children and pets if left unattended or unsupervised. This is a use-context hazard, not a chemical one; store out of reach of children under age 6 and animals.
Heavy metals or dyes in nylon filament
No recalls, testing data, or credible reports of lead, cadmium, or azo dyes in commercial dental floss nylon. Nylon is produced from petrochemical feedstocks without intentional metal additives for this application.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
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⚠Risky category by default
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Dental Lace
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Lower-concern product with explicit PFAS-free claim; no third-party verification limits certainty.
⚠Risky category by default
More dental floss grades
How we score: every product runs through the same public 0–100 rubric based on materials, coatings, brand disclosure, lab findings, and recalls. See the full methodology → Spotted a mistake? Report an error.