PFAS75/ 100Excellent
Overall71/ 100Good
Oral-B Glide Pro Health Deep Clean Floss

Glide · Dental Floss

Oral-B Glide Pro Health Deep Clean Floss

Excellent

Lower concern dental floss, no PFAS flags identified in standard products.

Verdict: BuyNylon floss with wax coating carries minimal established hazards; no known toxicant flags or brand controversies on record.

Oral-B Glide floss is nylon with wax coating, common dental materials without confirmed PFAS use. Brand makes no PFAS disclosures; no third-party testing found.

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We flunk more products than we pass. This one earned its grade. How we grade

Material

nylon filament, wax coating

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

What’s concerning

♾️

Category baseline

cosmetics is a category where PFAS exposure is more common.

80/ 100
♾️

No PFAS disclosure

No public statement about PFAS in this product.

85/ 100
⚠️

Flavoring agents or flavor oil allergens

If this variant includes mint or other flavorings, individual sensitivity to essential oils or flavor compounds is possible but rare. Check product label for specific flavorings if you have fragrance or oil sensitivities.

70/ 100

What’s reassuring

Safe base material

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

100/ 100

Nylon polymer degradation or microfiber shedding

Nylon filament does not degrade during normal flossing or oral contact. No reports of microfiber release or ingestion from commercial dental floss exist in safety literature.

95/ 100

Wax coating leaching (paraffin or food-grade wax)

Food-grade waxes used in floss are not absorbed or metabolized by oral tissues. No documented cases of wax ingestion or toxicity from swallowing small amounts during flossing.

95/ 100

Colorants or dyes in floss

Oral-B Glide floss uses minimal colorants that comply with oral care product regulations. No azo dyes, heavy metal pigments, or allergens have been flagged in this product line.

95/ 100

Residual manufacturing contaminants

Oral-B floss is manufactured under standard FDA-regulated conditions for oral devices. No recalls or contamination incidents are on record for this product.

95/ 100

The full breakdown

What it's made of and why it matters

Oral-B Glide Pro Health uses nylon filament as its core material, a synthetic polymer that does not leach into the mouth during normal flossing. The filament is coated with wax (typically paraffin or similar food-grade waxes) to aid gliding between teeth and reduce shredding. Nylon is inert in the oral environment and has no established risk of degradation or chemical migration during brief, daily contact with saliva and tooth surfaces. This material combination is standard across most commercial floss products and carries no documented safety concerns in normal use.

The brand's record and disclosure

Oral-B (owned by Haleon, formerly part of GSK) does not publicly disclose detailed ingredient sourcing or manufacturing safety certifications specific to floss products. The brand has no major product recalls or safety controversies tied to floss in public databases. While Oral-B maintains general safety and quality standards for oral care products sold in regulated markets, ingredient transparency for floss is limited compared to larger cosmetic or personal care product lines. No independent safety testing results specific to this floss product are widely published.

How it compares in its category

Dental floss is a low-exposure, single-use or multi-use personal care item with minimal systemic absorption risk, making it one of the safer categories within oral care. Nylon floss is the industry standard and carries the same material profile as most competitors (Reach, Crest, store brands). Waxed variants are slightly more common than unwaxed and carry no added safety burden. Floss as a category does not typically require certifications (organic, non-toxic) because exposure and retention are inherently minimal.

If you buy it

Use floss daily as directed; nylon is durable and does not require special care between uses. Store in a cool, dry place to prevent wax from softening if exposed to heat, though this does not create a safety risk. Replace the spool when floss becomes frayed or difficult to use, typically every 2-3 months with daily use. There are no known usage limits or contraindications for nylon floss in the general population, including in pregnancy or for individuals with most oral conditions.

What we don’t know

Basis
Model estimate, 72% confidence, not a lab result
Lab test
None on record for this exact product
Brand statement
Glide has made none

Formulations change between production runs, so check the current label. How we grade.

Safer alternatives in Dental Floss

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Love of Earth Co. Floss + Glass Case

Dental floss (plant-based or silk) and glass case

PFAS Grade90Excellent
Overall Grade82Excellent
🏷️

Fragrance allergens or undisclosed additives

Limited concern

70
⚠️

Microbial growth if floss is stored damp

Limited concern

70

Lower concern. Floss and glass are inherently PFAS-free materials.

Risky category by default

Waterpik Cordless 1000 Water Flosser

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Plastic housing, ABS/nylon components, stainless steel tip, silicone seals

PFAS Grade85Excellent
Overall Grade73Good

Silicone seal breakdown and leaching

Limited concern

70
⚠️

Bacterial biofilm in water reservoir

Limited concern

70
⚠️

Electronic component exposure if housing cracks

Limited concern

70

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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.