Non-Toxic Refrigerator Filters, ranked by PFAS grade
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Top-graded picks in the categories readers replace first, every one scored on the same rubric.
- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
Vegan Mattress
- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
All 15 refrigerator filters PFAS Authority has graded reach its 70 point pass mark for PFAS and other toxins, as of November 2026. The highest graded is Aqua Fresh Wf537 Refrigerator Water Filter Replacement at 95 out of 100.
The full ranking is below, best-graded first, with every score linking to the evidence behind it.
Are refrigerator filters safe?
15 of the 15 refrigerator filters we graded come back low-concern on our screen and 0 do not. Our grades are model-based assessments built from published materials, ingredient lists, certifications and brand disclosures, not laboratory tests, so they say what we can evidence rather than that anything is safe.
Best graded refrigerator filters here
Start here
The best non-toxic refrigerator filters, ranked by grade
Which refrigerator filters are PFAS-free? Good or Excellent, best-graded first
- activated carbon and/or ion-exchange resin filtration media
- We found no PFAS statement from the brand
- Bacterial growth in filter media or housing
3 hazards checked on this product, all on its full breakdown.
- activated carbon and ion-exchange resin (standard RO/carbon filter media)
- We found no PFAS statement from the brand
- Bacterial growth in saturated filter media
3 hazards checked on this product, all on its full breakdown.
- Activated carbon and fibrous filter media
- We found no PFAS statement from the brand
- Bacterial growth on saturated filter media
3 hazards checked on this product, all on its full breakdown.
- Activated carbon filter cartridge with cellulose/resin media
- We found no PFAS statement from the brand
- Bacterial biofilm growth in unmaintained filters
4 hazards checked on this product, all on its full breakdown.
- activated carbon/coconut shell carbon filter media
- We found no PFAS statement from the brand
- Bacterial growth in filter media
3 hazards checked on this product, all on its full breakdown.
- activated carbon, polypropylene housing
- We found no PFAS statement from the brand
- Bacterial growth in unmaintained filter housing
2 hazards checked on this product, all on its full breakdown.
- Activated carbon, polypropylene filter media
- We found no PFAS statement from the brand
- Bacterial growth in carbon media
2 hazards checked on this product, all on its full breakdown.
- Activated carbon filter media, plastic housing
- We found no PFAS statement from the brand
- Bacterial growth in filter housing
2 hazards checked on this product, all on its full breakdown.
- Activated carbon and/or ion-exchange resin filter media
- We found no PFAS statement from the brand
- Bacterial growth in filter housing
3 hazards checked on this product, all on its full breakdown.
- activated carbon, ion-exchange resin cartridge
- Bacterial growth in filter housing
4 hazards checked on this product, all on its full breakdown.
- Carbon and ion-exchange resin filter media
- Bacterial colonization if filter not replaced on schedule
3 hazards checked on this product, all on its full breakdown.
- activated carbon and ion-exchange resin filtration media
- We found no PFAS statement from the brand
- Bacterial biofilm growth in filter cartridge
3 hazards checked on this product, all on its full breakdown.
- carbon and/or ion-exchange resin filter media
- We found no PFAS statement from the brand
- Bacterial growth and biofilm in unmaintained filter
3 hazards checked on this product, all on its full breakdown.
- Activated carbon and polypropylene (typical refrigerator filter media)
- We found no PFAS statement from the brand
- Bacterial growth in filter media (biofilm accumulation)
3 hazards checked on this product, all on its full breakdown.
- activated carbon, polypropylene housing
- We found no PFAS statement from the brand
- Bacterial biofilm growth (unmaintained filter)
3 hazards checked on this product, all on its full breakdown.
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