Williams Sonoma Review, Is Williams Sonoma Non-Toxic?
Williams Sonoma averages 51 out of 100 on PFAS Authority's PFAS and toxin screen across the 29 Williams Sonoma products graded as of November 2026, and 5 of them reach its 70 point pass mark.
Williams Sonoma grades Good on our four-band scale.
PFAS Authority is a scoring system, not a laboratory. We do not test products ourselves. Grades are model-based, built from published ingredients, materials, certifications, brand disclosures and third-party lab results where they exist. See the rubric.
What Williams Sonoma says and does about PFAS
We found no PFAS statement from Williams Sonoma itself. Its site carries a state disclosures page that points shoppers to cookware brands' own chemical disclosures. We found no PFAS lawsuit naming Williams Sonoma.
- Regulatory filingWilliams Sonoma publishes a State Disclosures page that sends shoppers to each cookware brand's own chemical disclosure, in line with California AB 1200 cookware rules. The page lists brands including All-Clad, Cuisinart, KitchenAid and Le Creuset. Williams Sonoma, State Disclosures by brand (PDF) ↗
Sources checked September 30, 2026. A brand statement is the company’s own claim, which we report but have not verified. Our grades are model-based estimates, not lab tests.
Williams Sonoma is one of the brands we researched by hand for our record of what every brand has published about PFAS, where the same question is answered for each of them in one line.
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- polypropylene filter housing, carbon/sediment cartridge
- We found no PFAS statement from the brand
- Bacterial growth in spent cartridges
3 hazards checked on this product, all on its full breakdown.
Aquasure
Premier Series 75 GPD Under Sink Reverse Osmosis Water Filtration System
- RO membrane, carbon filters, stainless steel housing
- We found no PFAS statement from the brand
- Bacterial and microbial growth in housing and filters
4 hazards checked on this product, all on its full breakdown.
Avocado
Vegan Mattress
- organic cotton, natural latex, coconut coir, recycled steel coils
- The brand calls it PFAS-free, which we have not verified
- Heavy metals
2 hazards checked on this product, all on its full breakdown.
Does Williams Sonoma have PFAS, by category
Which Williams Sonoma products are PFAS-free? Good or better, best-graded first
- Carbon steel, uncoated
- Iron leaching. Bare carbon steel can release small amounts of iron into acidic or very wet foods, especially…
3 hazards checked on this product, all on its full breakdown.
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- Teak wood frame with outdoor cushion fabric
- Flame retardants. Outdoor cushions often contain flame retardant treatments required by US flammability…
4 hazards checked on this product, all on its full breakdown.
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- Polyester outdoor cushion cover, likely solution-dyed; foam or fiberfill interior
- Flame retardants. Williams Sonoma does not publicly disclose whether this cushion cover meets fire safety…
4 hazards checked on this product, all on its full breakdown.
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- Polyester outdoor cushion cover (likely acrylic or polyester blend)
- Azo dyes and color fastness. Polyester cushion covers are typically dyed with reactive or disperse dyes; azo…
4 hazards checked on this product, all on its full breakdown.
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- Polyester cushion cover, likely filled with polyurethane or polyester fibers
- VOC off-gassing from polyurethane foam fill. New polyurethane foam may release VOCs (including toluene…
3 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonWhich Williams Sonoma products contain PFAS? Poor and Bad, we’d swap these
- 100% linen, washed finish, no added coatings
- Heavy metals. The product's color information is not detailed here, but naturally pigmented or conventionally…
3 hazards checked on this product, all on its full breakdown.
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- 100% linen, double hemstitched
- Formaldehyde / VOCs. Linen bleaching and dyeing may involve formaldehyde-releasing resins used as dye…
4 hazards checked on this product, all on its full breakdown.
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- Ceramic (Emile Henry stoneware)
- Glaze degradation and crazing over time. Thermal cycling and rapid temperature changes can cause fine cracks…
2 hazards checked on this product, all on its full breakdown.
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- Ceramic or stoneware (unglazed clay base, natural mineral composition)
- Thermal shock and structural failure. Ceramic and stoneware are brittle materials prone to cracking if…
2 hazards checked on this product, all on its full breakdown.
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- Stainless steel
- Thermal damage or warping. Stainless steel can warp under extreme or uneven outdoor heating, particularly at…
2 hazards checked on this product, all on its full breakdown.
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- ceramic lava stone; wooden pizza peel
- Thermal shock and stone fracture. Lava stone is porous and prone to cracking if moved directly from room…
2 hazards checked on this product, all on its full breakdown.
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- ceramic or stoneware (pizza stone)
- Thermal shock and structural failure. Ceramic and stoneware pizza stones are brittle and can crack or develop…
- Cordierite ceramic stone
- Thermal fracturing and microcracking. Cordierite stones can develop hairline cracks with thermal shock or…
2 hazards checked on this product, all on its full breakdown.
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Williams Sonoma
Morris & Co. x Williams Sonoma Bluebell Tablecloth, 70" X 108", Multi
- Cotton blend printed fabric
- Azo dyes in printed finish. Printed cotton textiles commonly use azo colorants; while most are…
3 hazards checked on this product, all on its full breakdown.
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Williams Sonoma
Morris & Co. x Williams Sonoma Zorlue Tablecloth, 70x108, Compton, Multi
- Cotton blend tablecloth, printed design
- Formaldehyde / VOCs. Cotton-blend printed textiles may be treated with formaldehyde-based dye fixatives or…
2 hazards checked on this product, all on its full breakdown.
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- upholstery fabric with stain-resistant finish (likely PFAS-treated)
- PFAS. Rejuvenation does not disclose the identity or fluorine content of the finish. Outdoor stain treatments…
4 hazards checked on this product, all on its full breakdown.
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- Polyester/cotton blend with stain-resistant finish
- PFAS. Outdoor furniture cushions commonly use fluorochemical finishes to achieve water and stain repellency.…
3 hazards checked on this product, all on its full breakdown.
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- Upholstered cushion with unknown stain-resistant finish
- PFAS. Unidentified water and oil repellent on cushion surface is consistent with PFAS-based durable water…
4 hazards checked on this product, all on its full breakdown.
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- Fabric treatment/waterproof coating, unspecified chemistry
- PFAS. Waterproofing sprays in this market historically rely on fluorocarbon PFAS unless otherwise stated.…
5 hazards checked on this product, all on its full breakdown.
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- cotton blend tablecloth with stain-resistant finish
- PFAS. Stain-resistant textiles almost universally rely on fluorochemical coatings. Williams Sonoma does not…
4 hazards checked on this product, all on its full breakdown.
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- Cotton/linen blend with stain-resistant finish
- PFAS. Stain-resistant tablecloths commonly use PFAS-based water-repellent coating (water-repellent coating)…
2 hazards checked on this product, all on its full breakdown.
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- Sunbrella Performance Canvas (acrylic-based fabric with water-repellent coating)
- PFAS. Sunbrella's water-repellent coating technology almost certainly relies on PFAS compounds; neither…
3 hazards checked on this product, all on its full breakdown.
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- Upholstered cushion; likely polyester or cotton blend with stain-resist finish
- PFAS. Outdoor cushion stain treatments are predominantly PFAS-based in the industry unless explicitly…
4 hazards checked on this product, all on its full breakdown.
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- Cotton blend (likely polyester mix) with stain/water-resistant treatment
- PFAS. Stain-resistant tablecloth treatments commonly use fluorinated compounds (C6, C8, or alternatives).…
2 hazards checked on this product, all on its full breakdown.
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- 100% cotton with water-repellent coating treatment (likely PFAS-based)
- PFAS. Undisclosed water-repellent treatment likely contains fluorinated compounds; no independent testing or…
2 hazards checked on this product, all on its full breakdown.
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- cotton or cotton blend textile with stain/water resistant finish
- PFAS. Stain and water-resistant treatments on premium textiles frequently contain PFAS (per-fluoroalkyl…
2 hazards checked on this product, all on its full breakdown.
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- Cotton blend with stain/water-resistant finish (type undisclosed)
- PFAS. Williams Sonoma does not disclose water-repellent coating chemistry; legacy fluorocarbon finishes…
2 hazards checked on this product, all on its full breakdown.
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- Carbon steel with proprietary nonstick coating (unspecified composition)
- Teflon-type coating fume risk and thermal degradation. If the coating contains Teflon-type coating or other…
3 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonWhat to buy instead Good or better, in the categories Williams Sonoma sells
Blazing Needles
74 in by 19 in Outdoor Solid Polyester Tufted Chaise Lounge Cushion
- Polyester fill with polyester cover
- We found no PFAS statement from the brand
- Azo dyes in polyester textiles
2 hazards checked on this product, all on its full breakdown.
- mineral oil, argan oil blend
- We found no PFAS statement from the brand
- Fragrance allergens and undisclosed components
4 hazards checked on this product, all on its full breakdown.
- 100% cotton canvas
- Azo dyes and dye contamination
3 hazards checked on this product, all on its full breakdown.
15-Inch Ceramic Pizza Stone for Perfect Crispy Crusts
- Ceramic (clay-based baking stone)
- The brand calls it PFAS-free, which we have not verified
- Glaze degradation and surface leaching
3 hazards checked on this product, all on its full breakdown.
Deluxe Square Pizza Stone with Rack
- ceramic or unglazed stone; no nonstick coating
- The brand calls it PFAS-free, which we have not verified
- Ceramic or stone cracking and fragmentation
2 hazards checked on this product, all on its full breakdown.
- carbon steel (bare metal, no coating)
- We found no PFAS statement from the brand
- Rust and corrosion
2 hazards checked on this product, all on its full breakdown.
Find an alternative on AmazonWilliams Sonoma and PFAS, common questions
- Does Williams Sonoma have PFAS?
- Williams Sonoma averages 51 out of 100 on PFAS Authority's PFAS and toxin screen across the 29 Williams Sonoma products graded as of November 2026, and 5 of them reach its 70 point pass mark. Grades are model-based estimates built from published materials, ingredients and disclosures, not lab tests. Does Williams Sonoma have PFAS? We found no PFAS statement from Williams Sonoma itself. It publishes a state disclosures page that links to the chemical disclosures of the cookware brands it sells, such as All-Clad, Cuisinart and Le Creuset, so any PFAS answer depends on the individual brand and product.
- Is Williams Sonoma non-toxic?
- Williams Sonoma Pizza Steel is the highest-graded Williams Sonoma product we have scored, at 75/100. It depends on the product line rather than the brand, so check the grade of the exact item you are buying.
- Which Williams Sonoma products are lower concern for PFAS?
- The highest-graded Williams Sonoma products we have scored are Williams Sonoma Pizza Steel, Williams Sonoma Santa Barbara Teak Chair Cushion, Williams Sonoma Calistoga Club Chair Cushion. That is our model-based estimate from materials and public disclosure, not a lab test.
- Which Williams Sonoma products should I avoid?
- The lowest-graded Williams Sonoma products we have scored are Williams Sonoma Goldtouch Pro Pizza Pan, English Floral Tablecloth, Bridgerton x Williams Sonoma Round Tablecloth. Each one links to the evidence behind its grade.
Every grade uses the same public rubric. How grades work →