Effectively Digests: Paper; Fats & grease; Proteins & starches. Safe for all pipes. Helps prevent septic backup & keeps drains running smoothly! 2 in 1 Ultra Liquid RID-X Septic System Treatment + Drain Maintainer contains billions of 100% natural active bacteria and enzymes that have been selected to effectively digest septic system waste. Each Bottle of Ultra Liquid RID-X contains the following ingredients scientifically proven to break down household waste: Lipase - Fats, oils, and greases; Protease - Proteins; Amylase - Starches; Cellulase - Paper, vegetable matter, shampoo thickeners and some food. Ultra Liquid RID-X is safe for all pipes and plumbing. This product contains no toxic pollutants as defined pursuant to the Federal Water Pollution Control Act. Occasional pumping may be required for septic system maintenance.