Do Smithey cast iron skillets have PFAS?
Smithey cast iron skillets average 75 out of 100 on PFAS Authority's PFAS and toxin screen across the 7 Smithey cast iron skillets graded as of October 2026, and all 7 reach its 70 point pass mark.
Smithey cast iron skillets average Excellent on our four-band scale. 7 of the 7 we graded are worth buying.
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.
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Top-graded picks in the categories readers replace first, every one scored on the same rubric.
- 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.
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- 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.
Smithey cast iron skillets worth buying Good or better, best-graded first
- Cast iron, seasoned with oil
- We found no PFAS statement from the brand
- Iron leaching into acidic foods. Cast iron can release small amounts of dietary iron into highly acidic foods…
2 hazards checked on this product, all on its full breakdown.
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- Cast iron, seasoned finish
- We found no PFAS statement from the brand
- Seasoning degradation and rust exposure. If seasoning is stripped through neglect or aggressive cleaning…
- Cast iron, seasoned with oil
- We found no PFAS statement from the brand
- Iron leaching at low pH. Acidic foods (citrus, tomato, vinegar) can dissolve small amounts of iron from…
3 hazards checked on this product, all on its full breakdown.
- Cast iron, pre-seasoned with vegetable oil
- We found no PFAS statement from the brand
- Iron leaching. Unseasoned or poorly maintained cast iron can release small amounts of dissolved iron into…
3 hazards checked on this product, all on its full breakdown.
- Cast iron, seasoned/bare metal
- We found no PFAS statement from the brand
- Coating degradation over time. The seasoning layer is a soft carbon polymer that can wear away with heavy…
2 hazards checked on this product, all on its full breakdown.
- Cast iron, seasoned with oil
- We found no PFAS statement from the brand
- Iron leaching into food. Cast iron naturally leaches trace iron during cooking, especially with acidic foods.…
2 hazards checked on this product, all on its full breakdown.
- Cast iron with glass lid
- We found no PFAS statement from the brand
- Glass lid thermal shock or breakage. Glass lids can crack or shatter if exposed to rapid temperature changes…
2 hazards checked on this product, all on its full breakdown.
See every Smithey product we grade on the Smithey brand page, or the full cast iron skillets ranking.