Cleans tough stains even in a quick wash. Outstanding results even in cold water 15°C. Dermatologically tested. Automatic non-biological washing powder Your new Persil non-bio Cleans tough stains even in a quick wash. Persil with wash booster technology* remove stains like grease, oil and mud. Tough stains are gone even in a quick wash. The best ever stain removal from Persil, yet still kind and gentle next to sensitive skin.