Xtrema ceramic: This ceramics’ glaze is made with non-toxic, 100% inorganic minerals and oxides. Xtrema glaze contains no metals, no lead and no cadmium. The company has even released their products’ test results for heavy metal leeching.
Cast iron: Cookware made of cast iron is the only cookware that provides you with nutritional benefits. It releases a small amount of iron into food every time you cook. Cooking food with cast iron will help boost your iron levels especially when you are cooking highly acidic foods like tomatoes.