Bar Keepers Friend is a well-known American brand of cleaning agents, originally created as a powdered scouring cleanser in 1882 by chemist George William Hoffman in Indianapolis, Indiana. It is widely used for tough cleaning tasks such as removing rust, mineral deposits, baked-on food, hard water stains, and more, on various surfaces including stainless steel, porcelain, glass, and metal. Its primary active ingredient is oxalic acid, and it is known for effective yet gentle cleaning without harsh bleach formulations. The product line has expanded and now includes powders, liquids, creams, and sprays, becoming popular among homeowners, professionals, and hobbyists worldwide for restoring shine and cleanliness on metals and hard surfaces. The brand name originates from its original target market—bars and taverns—and continues to symbolize reliability in cleaning tough stains.

If interested in purchasing Bar Keepers Friend, it is available in stores and online in many regions, often found near cleaning products. It is praised for its versatile applications and is considered a staple for household cleaning, especially for stainless steel cookware, sinks, and other hard surfaces.

In summary, Bar Keepers Friend is a trusted, versatile cleaning product with a long history and broad applications for effective stain and rust removal. It has a strong reputation for restoring the original appearance of various surfaces while being safe and efficient to use.