NATURE’S MIRACLE® Advanced Formula Stain and Odor Remover is strong enough for your pet’s worst messes, especially those that are old or set-in. Our advanced formula works to remove severe and stubborn organic stains and odors—including overlooked accidents, deep-set dirt and grass, smoke, food, stomach upsets, blood and more. The bio-enzymatic cleaning capabilities of Nature’s Miracle Advanced Formula Stain and Odor Remover makes it one of the best performing products in the pet industry as it is capable of removing stains and odors even where other products have failed. Nature’s Miracle Advanced Formula Stain and Odor Remover may be used for stubborn stains and odors caused by dogs and other pets on carpets, hard surfaces, clothing, kennels, and carriers.