Rid-X 19.6 oz. Professional Powder Bacteria Additive is a 100% natural, environmentally safe, and lighter non-clumping formula that digests protein 50% faster and better. It digests all types of key household waste and septic field components, including starch, fat/grease, protein, and paper. A monthly application in homes with 1,500-gallon systems keeps your system operating at peak performance. It is biodegradable, digests paper, and is enzymatic. It is safe for garbage disposals and protects pipes from corrosion. Comes with 2 doses good for 2 monthly applications.