More power. Cleans all your toughest stains! Boost or pre-treat with double action of Oxi-Power + Enzymes. For cleaner, brighter colors & whites. More stain fighting power than ever! Clean all your toughest laundry stains (dirt, grass, dye, oil/grease) with the double action of Oxi-Power + Enzymes! Safe for septic tanks. Contains no chlorine bleach and no phosphate.