Plant Based/Vegan Floss Refillable Glass Container PFAS-Free (2 Spools/4- vs Refillable Silk Dental Floss: which is safer?

Refillable Silk Dental Floss is our pick: better on PFAS and on the overall hazard picture.

Dental Lace

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

PFAS grade

A 100/100

Overall grade

B 88/100

Verdict

Buy

Hazard flags

⚑ 3

Material

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

Confidence

72%

PossibleFiber shedding or microplastic generation

PossibleGlass container breakage and sharp edges

PossibleBacterial or mold growth on floss spool

Why this gradeBuy

Our pick

Dental Lace

Refillable Silk Dental Floss

PFAS grade

A 100/100

Overall grade

A 92/100

Verdict

Buy

Hazard flags

⚑ 2

Material

Silk floss with compostable refillable packaging

Confidence

78%

PossibleMicrobial contamination in refillable container

PossibleAllergic reaction to silk protein or plant wax

Why this gradeBuy

Both products run through the same public rubric: materials, coatings, brand disclosure, lab findings, and recalls, plus a beyond-PFAS hazard analysis. Grades are model-based estimates, not lab tests. How grades work →

More dental floss: see the full ranking