BISSELL Advanced Pet Pro Oxy Urine Eliminator formula works in all upright carpet cleaners to remove tough pet stains, including mud and vomit. It also removes pet urine odors. It's formulated with Stain Protect Technology to keep carpets cleaner longer. This formula is also safe to use on carpet, area rugs, and upholstery. Plus, it's made with biodegradable detergents, meaning it doesn't have any heavy metals, phosphates, or dyes, so it's earth-friendly. In fact, the ingredients in this formula have been carefully evaluated by the U.S. Environmental Protection Agency to earn the agency's Safer Choice label, meaning it's safer for the people and pets in your home and better for the environment as a whole.