Staub · Grill Pans
Staub Square Grill Pan
Lower PFAS concern, cast iron with vitreous enamel is a safer cookware choice.
Staub Square Grill Pan is enameled cast iron, a material class with lower inherent PFAS risk compared to synthetic nonstick coatings like Teflon-type coating. No PFAS claim or disclosure from Staub is publicly documented, but the core material, enamel fused to cast iron, does not typically require Teflon-family coating additives.
Shop Staub on Amazon →Material
enameled cast iron
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Uncoated safe material
Bare, uncoated material (cast iron, stainless, carbon steel, or glass) with no surface treatment to contain PFAS.
Category baseline
cookware is a category where PFAS exposure is more common.
The full breakdown
What it's made of and why it matters
Staub Square Grill Pan is enameled cast iron: a cast iron base (iron and trace manganese/silicon) topped with a vitreous enamel coating (glass-like silica, feldspar, and colorants fused at high temperature). The enamel seals the iron, preventing both iron leaching into food and direct contact with cookware surfaces. Because the enamel is inorganic and non-polymeric, it does not degrade into microplastics or release synthetic chemicals over normal cooking life.
The brand's record and disclosure
Staub (owned by Zwilling J.A. Henckels since 2008) has not published explicit PFAS certifications or testing data, but the enameled cast iron material class itself carries minimal PFAS risk by design. The brand maintains a reputation for durability and enamel quality control; no widely documented product recalls or material safety controversies are on record for this line. Staub provides care guidance emphasizing seasoning and heat limits, suggesting attention to product longevity.
How it compares in its category
Enameled cast iron grill pans (Staub, Le Creuset, Smithey) occupy a premium safety tier relative to non-stick Teflon-type coating or ceramic-coated pans, which carry fume and coating-degradation risks. Cast iron's thermal mass and enamel durability far exceed thin aluminum or steel alternatives. The main trade-off is higher initial cost and weight; safety-wise, this is one of the safest grill pan choices available.
If you buy it
Preheat gradually and avoid thermal shock (rapid temperature swings cause enamel cracking). Do not exceed manufacturer heat recommendations (typically 500F stovetop, 400-500F oven); sustained high heat can stress the enamel. Inspect the cooking surface annually for chips or cracks; if the base iron is exposed, replacement is advisable to prevent rust and iron migration. Hand-wash and dry immediately; prolonged soaking weakens the bond between iron and enamel.
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.”
Lead or cadmium in enamel glaze
Vitreous enamel formulations for premium cookware (Staub, Le Creuset) are not known to contain lead or cadmium; regulatory standards in the EU (where Staub is manufactured) prohibit these additives. No recalls or test reports indicating contamination exist.
Enamel coating degradation and flaking
Like all enameled cookware, thermal shock, abrasive scrubbing, or manufacturing defects can initiate enamel chips or crazing. Staub enamel is durable, but defects are not impossible; inspect before first use and monitor for damage.
Iron leaching from base metal
The enamel coating is a complete barrier, so iron migration is negligible under normal use. Only if the enamel is chipped or cracked can iron leach; this is a usage and maintenance issue, not a formulation defect.
Teflon-type coating fume risk
Cast iron with vitreous enamel does not use Teflon-type coating or other non-stick polymers; fume risk from polymerization breakdown is not a concern for this product class.
Aluminum leaching
This product is cast iron, not aluminum; aluminum leaching hazard is not applicable.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 78% 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 Grill Pans
GreenPan
Valencia Pro Ceramic Nonstick 11" Round Grill Pan
Ceramic nonstick coating (Teflon-type coating-free proprietary formulation)
Lower-concern choice: ceramic nonstick with credible PFAS-free positioning and third-party certification.
⚠Risky category by default
More grill pans 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.