Blaze Pizza · Pizza Boxes
Blaze Pizza Stone BLZ-PZST
Lower-concern; pizza stone material itself is inherently PFAS-free, but verify product specs confirm no nonstick coating.
Pizza stones are typically made from uncoated ceramic or cordierite, materials with no inherent PFAS risk. Blaze does not disclose any coating or surface treatment. While no claims are made either way, the base material class is not a known PFAS carrier; confirm the specific product has no proprietary nonstick or sealant layer.
Shop Blaze Pizza on Amazon →Material
Ceramic or cordierite stone (no coating disclosed)
Brand disclosure
Brand is silent on PFAS
Lab data
No public lab test
Why this grade
Category baseline
food packaging is a category where PFAS exposure is more common.
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 Blaze Pizza Stone BLZ-PZST is described as cordierite or ceramic material, both naturally occurring mineral compositions that do not contain Teflon-type coating nonstick coatings or other persistent fluorinated chemicals. Cordierite is a magnesium-aluminum silicate specifically engineered for pizza stones because it distributes heat evenly and resists thermal shock. Unlike glazed ceramic dinnerware, pizza stones are typically unglazed or minimally coated on the surface, which eliminates the risk of lead or cadmium leaching from decorative glazes. The material's thermal stability means minimal off-gassing or breakdown at normal pizza-oven temperatures (typically 500-900F).
The brand's record and disclosure
Blaze Pizza is a fast-casual pizza chain that has not made public statements about chemical testing or safety certifications for this retail cookware product. No independent recalls or safety warnings are recorded for the BLZ-PZST model. The product specification sheet does not explicitly state whether any surface treatment or finish is applied; verification that no nonstick coating is present would strengthen confidence. Absence of disclosure is not evidence of hazard, but transparency on materials would be a mark of consumer-friendly practice in this category.
How it compares in its category
Pizza stones are among the lowest-risk cookware category because they are passive heat-distribution materials with no chemical reactivity. Cordierite and ceramic alternatives dominate the market and perform identically from a safety standpoint. This product does not have the lead-glaze concern of some imported ceramic cookware, nor the Teflon-type coating/PFOA risk of nonstick griddles or coated bakeware. The main differentiation is durability and heat-handling; cordierite stones are less prone to cracking than clay-based alternatives.
If you buy it
Season the stone lightly with oil on first use to reduce sticking, but do not use aggressive scrubbing or soap that can degrade surface texture. Allow the stone to cool completely before washing to prevent thermal shock and cracking. Do not use at temperatures above 900F (check your oven manual). Replace only if visible cracks develop or chunks break off; minor darkening and staining are normal. Store dry in a cool place; do not store in a humid cabinet where trapped moisture could cause spalling.
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 surface glaze/coating
Pizza stones are typically unglazed or have minimal surface treatment. No glaze-based hazard is recorded for this model, and the material itself (cordierite) does not contain lead or cadmium.
Teflon-type coating or nonstick coating thermal degradation
Product specification does not disclose a nonstick coating. Cordierite and ceramic pizza stones are inherently non-stick-free materials; if no coating is present, this hazard does not apply.
Mineral fiber or silicate dust inhalation during handling
Any unglazed ceramic or stone product can shed fine particulates if damaged or ground. Risk is minimal during normal use but becomes relevant if the stone cracks or breaks; avoid breathing dust when cleaning or disposing of broken fragments.
Thermal shock cracking and material fragmentation
Cordierite and ceramic pizza stones can crack if exposed to rapid temperature swings (e.g., placing a cold stone directly in a hot oven or washing hot stone in cold water). Fragments are inert but pose a choking or injury hazard if they enter food or cause burns.
Aluminum or silicate leaching into food
Cordierite and ceramic are chemically stable at food contact temperatures and do not leach aluminum, silica, or other minerals into food at detectable levels. No established safety concern for this material class in residential cooking.
What we don’t know
This grade is a model-based estimate from public materials, coatings, and brand disclosure at 75% 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.
More pizza boxes 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.