Safety of Copper Cookware Explained

Copper cookware is prized for its heat control, but it comes with a safety question worth understanding before you cook acidic foods in it.

When copper is a concern

Bare, unlined copper is reactive. Cooking acidic foods — tomato sauce, citrus, wine reductions — in unlined copper can cause small amounts of copper to leach into your food. In large amounts, copper is something the body should not over-absorb, which is why unlined copper is not recommended for everyday acidic cooking.

Our Top Pick

Ceramic Nonstick Frying Pan

Easy ceramic nonstick for everyday meals. Made without PFAS, PTFE or PFOA, supported by published third-party testing, induction-ready, oven-safe to 400°F and backed by a 10-year limited warranty.

From $109

Shop the Maestro Frying Pan

How lined copper solves it

Most modern copper pans are lined with tin or stainless steel, creating a non-reactive barrier between the copper and your food. Lined copper is considered safe — the trade-off is upkeep (polishing, careful heat) and a high price.

The worry-free alternative

If you want excellent heat performance without the maintenance or leaching question, a fully clad stainless steel pan delivers even heat with a completely non-reactive surface. Alva 5-ply stainless steel wraps an aluminum core in stainless for fast, even heat — safe with any food, dishwasher-friendly, and PFAS-free.

Our pick: the Maestro 5-Ply Stainless Frying Pan, or the full Maestro stainless set. Alva stainless has no nonstick coating - no PFAS or PTFE by design — see our safety standards. New here? Shop best-sellers and take $30 off your first $200+ order.