304 stainless steel coating off toxic

Yes. 304 stainless steel is a widely used stainless steel material, commonly used in the manufacture of tableware, kitchenware, medical equipment, etc. 304 stainless steel itself is non-toxic, but the coating on its surface falls off, it will release some harmful substances, such as nickel, chromium, etc., which is toxic and has a certain impact on human health.