95/ 100
A
OverallC77/100
Clearly Filtered - Pitcher Replacement Filter 3-pack - Brand Sealed In

Clearly Filtered · Faucet Water Filters

Clearly Filtered - Pitcher Replacement Filter 3-pack - Brand Sealed In

A · Very low PFAS

Lower-concern filter using standard carbon/resin media; brand silent on PFAS but product design avoids common risk categories.

Verdict: BuyStandard carbon/resin filter with no known leachate or bacterial growth issues; brand silent on testing but design avoids high-risk materials.

Clearly Filtered pitcher filters rely on activated carbon and ion-exchange resin, materials not inherently linked to PFAS manufacturing. The brand makes no PFAS claims and provides no third-party testing data.

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Material

Activated carbon and ion-exchange resin filter media

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.

Hurts the grade

Safe base material

Made from a material with no inherent PFAS use (ceramic, mineral, or natural fiber).

Helps the grade

The full breakdown

What it's made of and why it matters

Clearly Filtered replacement filters use activated carbon and ion-exchange resin as the primary filtration media. Activated carbon is inert and does not leach harmful compounds into water under normal use; ion-exchange resins are food-grade polymers designed to remove dissolved minerals and ions without breaking down. This combination is one of the most common and well-tolerated filter chemistries on the market, with no established mechanism for releasing microplastics or chemical contaminants into drinking water.

The brand's record and disclosure

Clearly Filtered has not published detailed third-party testing results or certifications from NSF International or WQA (Water Quality Association) that are publicly available. The brand does not make explicit claims about PFAS removal on product packaging or website, which is notable given PFAS prevalence in tap water. No recalls, safety controversies, or regulatory actions have been documented against this brand. Limited transparency on filter manufacturing standards and disposal recommendations.

How it compares in its category

Pitcher filters with carbon and resin media are the baseline technology for consumer water filtration and carry minimal documented risk compared to alternatives. Many competing brands (Brita, PUR, ZeroWater) use identical or similar media compositions. Unlike some pitcher filters, Clearly Filtered's sealed cartridge design reduces exposure to loose media during installation. The 3-pack format is typical and does not introduce additional material risks.

If you buy it

Replace filters every 2-3 months or per manufacturer guidance to prevent bacterial biofilm buildup inside exhausted media, which is the primary maintenance concern. Store filters in a cool, dry place before use; do not expose to heat or direct sunlight, as this can degrade the resin binder. Dispose of used filters in regular household waste unless your municipality has separate guidance. Flush the first liter of filtered water after cartridge installation to remove carbon dust residue.

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.”

Possible

Bacterial growth and biofilm in exhausted filter media

If filters are not replaced on schedule or pitcher is left sitting for extended periods, stagnant water in saturated carbon media can harbor bacterial growth. No incidents specific to Clearly Filtered are on record, but this is a known risk class for all pitcher-style carbon filters if maintenance is neglected.

None known

Housing leachables from pitcher body

This product is a filter cartridge only; leachate risk depends on the pitcher body itself, which is outside the scope of this cartridge. Filter media (carbon and resin) do not leach under normal conditions.

Possible

Carbon dust and loose media particles

Activated carbon can shed fine dust during handling and installation, especially in older or damaged cartridges. Flushing the first batch of filtered water mitigates this; no toxicity risk, but particles are a minor aesthetic concern.

None known

Ion-exchange resin degradation and leaching

Food-grade ion-exchange resins used in consumer filters are designed to remain stable under ambient conditions and do not release monomers or contaminants into water. No documented cases of resin breakdown in this product class at normal use temperatures.

Reported

Incomplete contaminant removal and false sense of safety

Pitcher filters, including carbon and resin models, are not certified to remove all contaminants (e.g., some bacteria, viruses, nitrates, or emerging PFAS variants depending on filter design). Users should not treat pitcher-filtered water as a substitute for municipal testing or professional treatment if contamination is suspected.

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

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Activated carbon, ion exchange resin cartridges

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Brand claims PFAS-free (unverified)

Waterdrop Sink Filter

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activated carbon filter media, stainless steel housing

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Waterdrop Filtered Water Faucet

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stainless steel faucet body; activated carbon/ion-exchange filter cartridge

A
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Lower-concern choice; water filter design avoids high-risk PFAS applications, but brand transparency on materials could be stronger.

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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.