Oxy Booster increases the cleaning power of any neutral or alkaline cleaning product used for carpet, upholstery, laundry and hard surfaces. When used as directed, Oxy Booster will effectively remove and prevent yellowing as well as brighten colors. Do not use with cleaning products that contain bleach. Recommended use for carpet cleaners: Use with hydra-force or pump up sprayer. Please see label for complete use and mixing instructions.