Brita · Faucet Water Filters
Brita On Tap Faucet Water Filter System
Lower concern; standard carbon filter design with no known PFAS use, but Brita makes no public PFAS disclosures.
Brita On Tap uses activated carbon filtration, a well-established non-PFAS removal technology. The filter cartridge and plastic housing are common materials not typically treated with PFAS coatings.
Shop Brita on Amazon →Material
Activated carbon filter cartridge; plastic housing (likely polypropylene)
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
No PFAS disclosure
No public statement about PFAS in this product.
Safe base material
Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).
The full breakdown
What it's made of and why it matters
The Brita On Tap uses an activated carbon filter cartridge (the consumable element) housed in polypropylene plastic (the permanent mount). Activated carbon is inert and does not leach chemical contaminants into water under normal use conditions. Polypropylene is food-contact safe when manufactured to FDA standards and does not off-gas volatile compounds at room temperature or during cold water exposure, making it an appropriate choice for faucet-mounted filters.
The brand's record and disclosure
Brita is a subsidiary of Tronox Holdings and has ISO 9001 certification for quality management. The company does not publish detailed material safety data sheets or third-party test reports for individual filter cartridges on its consumer website, which is typical but limits transparency. No product recalls related to leaching, coating failure, or contamination have been issued for the On Tap line in public records. Brita's silence on PFAS use in their filters is consistent with industry practice but represents a missed opportunity for proactive disclosure.
How it compares in its category
Faucet-mounted filters are among the simplest point-of-use devices and carry lower risk than pitcher filters (which can harbor bacterial growth if not replaced) or under-sink systems (which involve more complex plumbing and housing materials). Brita's On Tap is mainstream in this category and competes on convenience rather than advanced filtration; activated carbon is the industry standard. Other major brands (PUR, Culligan) use similar carbon-based designs with comparable safety profiles.
If you buy it
Replace the cartridge every 2-3 months or after filtering 100 gallons, whichever comes first; follow Brita's replacement schedule to prevent carbon saturation and reduced effectiveness. Do not use with hot water above 60 degrees Celsius, as this can damage the cartridge and potentially degrade the plastic housing seal. Clean the exterior housing monthly under running water to prevent mineral buildup. Store replacement cartridges in a cool, dry place and do not expose to direct sunlight.
Beyond PFAS: other things we checked
Established hazard classes for this product type, assessed from public information. These never change the PFAS grade; a Likely flag caps the Verdict at “Buy with care.”
Bacterial growth in filter media
Activated carbon filters can support microbial colonization if cartridges are not replaced on schedule or if the system sits unused for extended periods. This is a maintenance issue rather than a material defect; regular replacement intervals mitigate this risk effectively.
Polypropylene housing leachables
Food-grade polypropylene does not leach BPA, phthalates, or other endocrine disruptors under cold water conditions. No recalls or reported incidents exist for Brita On Tap housings. Risk is negligible with standard use.
Cartridge manufacturing contaminants
Activated carbon cartridges can theoretically contain trace coal dust or ash residue if not properly rinsed during manufacture, but Brita's ISO 9001 certification and lack of consumer complaints suggest this is well controlled in their supply chain.
Seal degradation and bypass leakage
Isolated consumer complaints on retail sites describe water bypassing the filter cartridge after months of use, typically due to seal wear or improper cartridge seating. This is a performance issue (water quality) rather than a safety hazard, but indicates the importance of correct installation and periodic inspection.
VOC off-gassing from plastic housing
Polypropylene does not off-gas formaldehyde or significant volatile organic compounds at room temperature. No odor complaints or air quality concerns have been reported for this product line in public records.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 72% confidence. It is not a lab result.
No independent PFAS lab test is on record for this exact product. A lab test could move the score in either direction.
The brand has not made a specific, verifiable PFAS-free statement, so part of this score reflects that missing disclosure rather than a confirmed material.
Formulations and coatings change between production runs. Always check the current label before buying.
Safer alternatives in Faucet Water Filters
Aquasana
Under Sink Water Filter 2-Stage Filtration Reduces up to 99.99% of Pfas
Activated carbon, ion exchange resin cartridges
Lower-concern filter type, but claim lacks third-party lab proof, verify independently before relying on it.
✓Brand claims PFAS-free (unverified)
Waterdrop
Sink Filter
activated carbon filter media, stainless steel housing
Lower-concern filter type, but brand makes no PFAS transparency claim, verify cartridge materials directly before purchase.
✓Bare metal or glass, no coating at all
Waterdrop
Filtered Water Faucet
stainless steel faucet body; activated carbon/ion-exchange filter cartridge
Lower-concern choice; water filter design avoids high-risk PFAS applications, but brand transparency on materials could be stronger.
✓Bare metal or glass, no coating at all
More faucet water filters 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.