Bonide Insecticidal Soap Multi Purpose Insect Control - 12 oz. - contains Potassium fatty acids from plants. Kills insects on contact. Great for houseplants, vegetables, flowers and fruits. Patented formula does not persist in the environment and may be used up to day of harvest. Preferred by organic gardeners. Contains no flammable solvents or animal fatty acids like other brands. OMRI listing pending. Active ingredients: Potassium Salts of Fatty Acids 1%. Other ingredients: 99%.