20/ 100
F
OverallF0/100
Dr. Scholl's Performance Sized to Fit Running Insoles

Dr. Scholl's · Athletic Insoles & Orthotics

Dr. Scholl's Performance Sized to Fit Running Insoles

F · High PFAS

Skip until Dr. Scholl's discloses waterproof coating chemistry.

Verdict: SkipFoam insoles pose minimal acute chemical risk if maintained dry; PFAS coating chemistry undisclosed. Buy only if you accept unknown waterproof treatment and replace every 6-12 months.

Running insoles typically use water-resistant foam coatings. Dr. Scholl's does not disclose coating materials or PFAS status, leaving waterproofing chemistry uncertain.

Still want this one anyway? Check the price on Amazon. We’d swap it.

Material

foam cushioning with durable topcoat finish

Brand disclosure

Brand is silent on PFAS

Lab data

No public lab test

Why this grade

Waterproof / stain-resistant treatment

water-repellent coating treatments have historically used PFAS.

Hurts the grade

Category baseline

clothing is a category where PFAS exposure is more common.

Hurts the grade

No PFAS disclosure

No public statement about PFAS in this product.

Hurts the grade

The full breakdown

What it's made of and why it matters

Dr. Scholl's Performance insoles use polyurethane or EVA foam cushioning topped with a durable synthetic topcoat finish designed to repel moisture and extend wear life. The topcoat composition is not publicly disclosed by the brand, which is the primary concern: waterproofing treatments on footwear commonly rely on fluorinated compounds (PFAS) to achieve water resistance, but Dr. Scholl's has not confirmed or denied this. The foam base itself is generally considered chemically stable during normal use, though degradation accelerates with sweat, heat, and prolonged moisture exposure.

The brand's record and disclosure

Dr. Scholl's (Reckitt subsidiary) does not publicly disclose material safety data, PFAS use, or third-party certifications for this product line. The brand has not published statements on fluorinated waterproofing agents or commitments to phase them out. No recalls specific to chemical contamination in this insole line have been documented in FDA or CPSC databases. This silence around coating chemistry is standard for the mass-market insole category but represents a significant transparency gap.

How it compares in its category

Mass-market foam insoles (Superfeet, Powerstep, Spenco) typically do not disclose topcoat chemistry either, making Dr. Scholl's representative of industry norms rather than a leader. Premium or eco-certified alternatives (Vionic with endorsements, or niche brands certified by third parties) more often declare material composition and avoid fluorinated treatments. Dr. Scholl's positions itself on price and availability rather than material transparency, so expectations for disclosure should be low.

If you buy it

Keep insoles dry between uses and allow 24 hours air-drying after wear; moisture traps degradation byproducts against skin. Replace every 6-12 months depending on activity frequency, as foam compression and topcoat wear increase leaching risk and reduce support. Do not machine wash or expose to direct heat above 60°C (140°F), which accelerates topcoat breakdown. If you notice odor, discoloration, or tackiness developing, discard immediately rather than waiting for scheduled replacement.

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

Coating leachates (fluorinated or non-fluorinated polymers)

The topcoat finish chemistry is undisclosed. If water-resistant via PFAS, direct foot contact over months could expose skin to slow migration; if polyurethane-based, volatile organic compounds (VOCs) may off-gas, especially in warm, humid conditions inside a shoe.

Possible

Polyurethane foam degradation and isocyanate residues

Polyurethane foam manufacturing leaves trace isocyanate residues that can migrate, particularly under moisture and heat (e.g., inside a sweaty shoe). This risk increases as the foam ages and breaks down, typically after 6-12 months of use.

Possible

Volatile organic compounds (VOCs) off-gassing

EVA or polyurethane insoles release volatile compounds, especially when new and when exposed to warmth from foot activity. Enclosed shoe environment concentrates these vapors near skin; ventilation and time minimize this, but sensitivity varies by individual.

Reported

Bacterial or fungal growth from moisture retention

Foam insoles that are not dried promptly trap sweat and create environments for microbial growth, which is not a chemical hazard but generates metabolic byproducts and odor. This is user-dependent (maintenance failure rather than product defect) but common in humid climates or with high-activity users.

None known

No data on heavy metals or azo dyes in topcoat pigments

Dr. Scholl's does not publicly test or report on heavy-metal content (e.g., cadmium, lead) in topcoat colorants or binding agents. No recalls or published contamination events exist for this product, but lack of testing does not equal absence of risk.

What we don’t know

This grade is a model-based estimate from public materials, coatings, and brand disclosure at 55% 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 Athletic Insoles & Orthotics

Active Full Insole

Vionic

Active Full Insole

Foam cushioning, textile upper

D
F
PFASAll
D · Elevated5 flags

Lower concern; typical insole without known PFAS drivers.

Risky category by default

Women's Slim Fit Insole

Vionic

Women's Slim Fit Insole

foam, gel, or textile insole construction

D
F
PFASAll
D · Elevated3 flags

Insole material is inherently lower PFAS risk; no brand disclosure found.

Risky category by default

Vionic Unisex Active Orthotic Full Length Insole

Vionic

Unisex Active Orthotic Full Length Insole

EVA foam, fabric backing, polyurethane adhesive

D
F
PFASAll
D · Elevated2 flags

Lower concern insole; common foam materials, no waterproofing treatment indicated.

Risky category by default

More athletic insoles & orthotics 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.