75/ 100
C
OverallC71/100
Vitis Dental Floss

Vitis · Dental Floss

Vitis Dental Floss

C · Moderate

Lower-concern choice; standard dental floss has no known PFAS drivers, but Vitis provides no transparency.

Verdict: BuyDental floss carries minimal toxicological risk; Vitis is standard nylon filament with no established safety incidents or hazard alerts.

Vitis dental floss is a basic nylon or synthetic filament product without documented PFAS risk factors typical of coated cookware, stain-resistant textiles, or water-resistant cosmetics. The brand has made no public disclosure on PFAS content or sourcing.

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Material

nylon or similar polymer filament (standard dental floss)

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

Why this grade

Category baseline

cosmetics is a category where PFAS exposure is more common.

Hurts the grade

No PFAS disclosure

No public statement about PFAS in this product.

Hurts the grade

Safe base material

Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).

Helps the grade

The full breakdown

What it's made of and why it matters

Vitis dental floss is a nylon polymer filament, the industry standard for mechanical plaque removal between teeth. Nylon is inert in the oral cavity and does not degrade, leach, or off-gas under normal use conditions. Unlike some specialty flosses marketed with antimicrobial coatings or charcoal additives, standard nylon floss poses no identified chemical exposure pathway during the brief contact time (seconds to minutes per day) in saliva. The polymer is FDA-cleared as a Class I medical device, meaning it carries the lowest regulatory scrutiny for safety.

The brand's record and disclosure

Vitis is a Spanish oral care brand (owned by Dentaid) with a long history in professional dentistry and no publicly documented safety recalls or chemical hazard alerts. The brand does not publish transparency reports on material sourcing, manufacturing practices, or chemical testing, and does not pursue third-party certifications (e.g., EWG verified, toxicology audits). This silence is typical of the dental floss category, where regulatory oversight and public scrutiny are minimal compared to cosmetics or cookware. No controversies or litigation involving Vitis floss toxicity are on record.

How it compares in its category

Vitis nylon floss is functionally identical to most competitor brands (Oral-B, Reach, Plackers) in material and safety profile. Some premium or eco-marketed alternatives (e.g., silk floss, biodegradable plant-based floss) claim lower environmental impact but do not offer measurable toxicological advantages. Floss is a single-use, minimal-contact consumable with negligible systemic exposure risk regardless of brand; the functional difference is texture, thickness, and coating (wax vs. unwaxed), not chemical safety.

If you buy it

Standard usage guidance: use once daily, discard after single use, and do not swallow. Vitis floss requires no special storage, care, or replacement schedule beyond normal disposal. If waxed variant, the wax coating is food-grade and poses no hazard if ingested in trace amounts. No heat exposure, microwave, or extended water immersion scenarios apply to dental floss, so storage stability is not a concern.

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.”

None known

Nylon polymer leaching or degradation

Nylon is chemically stable in saliva and does not hydrolyze or release monomers under normal oral conditions. No evidence of nylon degradation byproducts (e.g., caprolactam) in saliva or tissue from routine flossing.

None known

Wax coating composition (if waxed variant)

Standard dental floss wax coatings are food-grade paraffin or beeswax. No identified chemical hazards from ingestion of small amounts during flossing; FDA does not restrict these waxes in oral products.

None known

Heavy metals or dyes in filament

Nylon filament does not require pigmentation for dental floss. No documented cases of lead, cadmium, or azo dyes in commercial dental floss; no regulatory pathway exists for these contaminants in Class I devices.

None known

Antimicrobial or specialty additive toxicity

Vitis standard floss is unflavored, unwaxed or lightly waxed nylon with no advertised antimicrobial or medicinal additives. Flavored variants (if offered) would carry fragrance or essential oil exposure, but these are topical and brief contact; no toxicological signals are on record for oral floss flavoring.

Possible

Choking or mechanical injury

Dental floss is a thin filament; if swallowed in length (not small amounts), theoretical risk of entanglement in the GI tract exists, particularly in young children. This is a mechanical, not chemical, hazard and applies to all floss brands equally.

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.

Safer alternatives in Dental Floss

Cocofloss Refill Trio

Cocofloss

Refill Trio

Coconut fiber, based floss with plant-based coating

A
B
PFASAll
A · Very low PFAS3 flags

Lower-concern dental product; natural materials and transparent PFAS stance, but no independent verification.

Risky category by default

Refillable Silk Dental Floss

Dental Lace

Refillable Silk Dental Floss

Silk floss with compostable refillable packaging

A
A
PFASAll
A · Very low PFAS2 flags

Lower concern; silk floss with credible PFAS-free positioning and third-party certification.

MADE SAFE certified

Verified PFAS-free by a third party

Plant Based/Vegan Floss Refillable Glass Container PFAS-Free (2 Spools/4-

Dental Lace

Plant Based/Vegan Floss Refillable Glass Container PFAS-Free (2 Spools/4-

Plant-based vegan floss (likely plant cellulose or silk fibers)

A
B
PFASAll
A · Very low PFAS3 flags

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.