Bar Keepers Friend Cookware Cleanser and Polish is a professional powder cleanser made from environment-friendly ingredients derived from rhubarb. The active ingredients are biodegradable and contain no phosphates, bleach, or abrasive crystalline silica which may harm many surfaces. Bar Keepers Friend does not test on animals. The unique formula gently removes stains other cleansers can't. Bar Keepers Friend Cookware Cleanser cleans longer, faster, and easier than other cleansers. It will not scratch your cookware like steel scrubbers or other scouring powders will, and because its fast-acting formula loosens the stains, you spend less time and effort cleaning. In fact, Bar Keepers Friend polishes so well, your cookware will look brand-new. Bar Keepers Friend Cookware Cleanser leaves a glimmering shine and silky finish on any stainless steel surface. It eliminates fingerprints, dirt, oil, smudges, spots, and more. Bar Keepers Friend is recommended as the cleanser for All-Clad, Calphalon, Corning, Cordon Bleu, Corelle, Cutco, Image Quality Cookware, Meyer Cookware, NewEra, RegalWare, Revere Ware, Royal Prestige, Seal-o-matic, Tupperware, Ultrex, Vitacraft, Wagner, and West Bend for cleaning their cookware.