Love of Earth Co. Floss + Glass Case vs Cordless 1000 Water Flosser: which is safer?
Love of Earth Co. Floss + Glass Case is our pick: better on PFAS and on the overall hazard picture.
Our pick
Floss & Ploss
Love of Earth Co. Floss + Glass Case
PFAS grade
Excellent 90/100
Overall grade
Excellent 82/100
Verdict
Buy
Hazard flags
⚑ 2
Material
Dental floss (plant-based or silk) and glass case
Confidence
82%
PossibleFragrance allergens or undisclosed additives
PossibleMicrobial growth if floss is stored damp
Waterpik
Cordless 1000 Water Flosser
PFAS grade
Excellent 85/100
Overall grade
Good 73/100
Verdict
Buy
Hazard flags
⚑ 3
Material
Plastic housing, ABS/nylon components, stainless steel tip, silicone seals
Confidence
72%
PossibleSilicone seal breakdown and leaching
PossibleBacterial biofilm in water reservoir
PossibleElectronic component exposure if housing cracks
Where these two actually differ
- We flag Fragrance allergens or undisclosed additives and Microbial growth if floss is stored damp on the Floss & Ploss and not on the Waterpik.
- We flag Silicone seal breakdown and leaching, Bacterial biofilm in water reservoir and Electronic component exposure if housing cracks on the Waterpik and not on the Floss & Ploss.
- The Floss & Ploss is Dental floss (plant-based or silk) and glass case where the Waterpik is Plastic housing, ABS/nylon components, stainless steel tip, silicone seals, which is most of the difference in these two grades.
- These two are 5 points apart, close enough that price and fit should decide it rather than our grade.
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