Eco-tabs are wastewater treatment tablets of sodium carbonate peroxyhydrate, sodium bicarbonate, biologically active surfactant, nutrients and binders with nonpathogenic aerobic bacteria and active oxygen. The product is designed for aerobic bacterial pretreatment for use in sewage lift stations, sewer lines, POTW systems to reduce or eliminate odors (e.g., H2S, NH4, VFAs), prevent corrosive acid development and reduce FOG-related backups and damage.