Scouring a stainless-steel pan causes it to release metals into food
the verdict
SUPPORTED
the evidence backs this
confidence 83/100
Multiple studies demonstrate that stainless-steel cookware can release trace metals such as nickel and chromium into food, a process that is often exacerbated by physical wear, scratching, or cooking acidic foods.
Evidence for · 5
Investigation of heavy metal release from variety cookware into food during cooking process
2023 · cited by 19
Paper 0 shows that metal release from cookware increases significantly in older, damaged, or abraded containers due to frequent use.
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More for · 4
Stainless Steel as a Source of Potential Hazard due to Metal Leaching into Beverages
2015 · cited by 15
Paper 3 demonstrates that stainless steel can leach metals like iron, nickel, and chromium into acidic foods and beverages.
Construction of Automatic Production Line for Stretching Forming of Stainless Steel Kitchenware Based on Safety Analysis
2024 · cited by 1
Paper 8 notes that cold working processes like stretching and scouring induce microstructural transformations that increase chromium ion precipitation.
Metal leaching from cookware: Impact of palm oil on food safety
2025 · cited by 0
Paper 9 finds that old stainless steel cookware releases significant amounts of nickel and chromium into food, particularly acidic foods.
Stainless steel leaches nickel and chromium into foods during cooking.
2013 · cited by 0
Paper 11 confirms that stainless steel leaches nickel and chromium during cooking, with metal release varying by duration and cookware usage.