Do Soma water filters have PFAS?
Soma water filters average 96 out of 100 on PFAS Authority's PFAS and toxin screen across the 23 Soma water filters graded as of October 2026, above the 95 out of 100 median for the 64 other water filters brands graded alongside it.
Soma water filters average Excellent on our four-band scale. 23 of the 23 we graded are worth buying.
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
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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.
Soma water filters worth buying Good or better, best-graded first
- borosilicate glass bottle with silicone/TPE lid
- We found no PFAS statement from the brand
- Bacterial or mold growth in seal assembly. Silicone seals and lid crevices can harbor bacteria or mold if not…
4 hazards checked on this product, all on its full breakdown.
- Glass pitcher body; plastic/resin components (unspecified polymer)
- We found no PFAS statement from the brand
- Unspecified plastic/resin leachables from filter housing and cartridge. The filter cartridge and pitcher lid…
3 hazards checked on this product, all on its full breakdown.
- Stainless steel bottle (primary); internal cap/closure materials unspecified
- We found no PFAS statement from the brand
- Cap/closure material composition (unspecified). Soma does not publicly disclose the elastomer or plastic…
4 hazards checked on this product, all on its full breakdown.
- BPA-free Tritan copolyester plastic body; stainless steel or plastic cap
- We found no PFAS statement from the brand
- Bacterial growth in filter housing. If filters are not replaced on schedule or the bottle is left wet without…
3 hazards checked on this product, all on its full breakdown.
- borosilicate glass pitcher, activated carbon filter cartridge
- We found no PFAS statement from the brand
- Bacterial growth in filter housing. Activated carbon pitchers can harbor biofilm if cartridges are not…
3 hazards checked on this product, all on its full breakdown.
- Stainless steel bottle with carbon/charcoal filter cartridge
- We found no PFAS statement from the brand
- Bacterial growth in filter cartridge if unmaintained. Carbon filters can support bacterial biofilm if not…
3 hazards checked on this product, all on its full breakdown.
- Activated carbon and ion-exchange resin filter media
- We found no PFAS statement from the brand
- Bacterial contamination from biofilm accumulation. If filters are not replaced on schedule, saturated…
3 hazards checked on this product, all on its full breakdown.
- Activated carbon and ion-exchange resin filter media
- We found no PFAS statement from the brand
- Bacterial biofilm growth in stagnant filter media. Activated carbon filters accumulate bacteria if not…
2 hazards checked on this product, all on its full breakdown.
- BPA-free plastic pitcher, carbon/ion-exchange filter cartridge
- We found no PFAS statement from the brand
- Bacterial/microbial growth in filter if unmaintained. Activated carbon can harbor bacteria if not replaced on…
3 hazards checked on this product, all on its full breakdown.
- BPA-free plastic pitcher with replaceable carbon filter cartridge
- We found no PFAS statement from the brand
- Bacterial or mold growth in pitcher housing. Like all gravity-fed pitchers, the reservoir can develop biofilm…
3 hazards checked on this product, all on its full breakdown.
- Activated carbon and coconut shell filtration media
- We found no PFAS statement from the brand
- Bacterial growth in filter housing. If cartridges are not replaced on schedule or the filter sits unused for…
4 hazards checked on this product, all on its full breakdown.
- BPA-free plastic (likely polypropylene or copolyester); no coating disclosed
- We found no PFAS statement from the brand
- Microplastics. Any plastic bottle sheds microscopic fragments over years of thermal cycling and mechanical…
2 hazards checked on this product, all on its full breakdown.
- Activated carbon filter cartridge (primary component)
- We found no PFAS statement from the brand
- Bacterial growth in filter cartridge if unmaintained. Activated carbon filters can harbor bacteria if left…
2 hazards checked on this product, all on its full breakdown.
- Polypropylene (PP) bottle body
- We found no PFAS statement from the brand
- PFAS. Soma does not publicly disclose what materials comprise the filter cartridge or whether activated…
5 hazards checked on this product, all on its full breakdown.
- Activated coconut-shell carbon (primary filtration media)
- We found no PFAS statement from the brand
- Bacterial colonization in filter housing. If the filter is not replaced on schedule or left unused for…
4 hazards checked on this product, all on its full breakdown.
- Activated carbon filter media
- We found no PFAS statement from the brand
- Bacterial regrowth in filter media. Activated carbon can harbor bacteria if cartridge is not replaced…
3 hazards checked on this product, all on its full breakdown.
- BPA-free plastic pitcher; activated carbon and plant-based filter media
- We found no PFAS statement from the brand
- Bacterial growth in filter media if unmaintained. Activated carbon filters are prone to biofilm formation if…
3 hazards checked on this product, all on its full breakdown.
- activated carbon filter media (likely coconut shell or bituminous coal base)
- We found no PFAS statement from the brand
- Bacterial growth and biofilm if cartridge is not replaced on schedule. Activated carbon filters that are not…
3 hazards checked on this product, all on its full breakdown.
- Plastic pitcher body with replaceable activated carbon filter cartridge
- We found no PFAS statement from the brand
- Bacterial growth in filter cartridge. If filter is not replaced on schedule or pitcher is left standing in…
3 hazards checked on this product, all on its full breakdown.
- Polypropylene pitcher, activated carbon/coconut shell filter cartridge
- We found no PFAS statement from the brand
- Bacterial growth in filter cartridge. Activated carbon filters can support microbial colonization if…
2 hazards checked on this product, all on its full breakdown.
- Plastic pitcher body; replaceable activated carbon/ion-exchange filter cartridge
- We found no PFAS statement from the brand
- Bacterial growth and biofilm in stagnant filter media. If filter cartridge is not replaced on schedule, water…
3 hazards checked on this product, all on its full breakdown.
- BPA-free plastic pitcher with activated carbon filter
- We found no PFAS statement from the brand
- Bacterial growth in filter or pitcher if unmaintained. Activated carbon and the pitcher cavity are moist…
5 hazards checked on this product, all on its full breakdown.
- BPA-free plastic bottle with activated carbon filter
- We found no PFAS statement from the brand
- Bacterial growth in filter cartridge. Activated carbon filters are not antimicrobial by design and can harbor…
4 hazards checked on this product, all on its full breakdown.
Better water filters from other brands
Graded higher than the Soma average of 96.
- glass bottles, sodium dichloroisocyanurate treatment chemical
- We found no PFAS statement from the brand
- Chemical overdose or misuse
5 hazards checked on this product, all on its full breakdown.
- Stainless steel housing and spigot
- We found no PFAS statement from the brand
- Bacterial growth and biofilm if filters not replaced
5 hazards checked on this product, all on its full breakdown.
- Borosilicate glass pitcher, replaceable activated-carbon filter cartridge
- Bacterial growth in filter cartridge if unmaintained
5 hazards checked on this product, all on its full breakdown.
The same question, asked of the other water filters brands
Best average grade first. Soma averages 96.
See every Soma product we grade on the Soma brand page, or the full water filters ranking.