.cs5CC07D4{margin:12pt 0pt 12pt 0pt;text-align:left;text-indent:0pt} .cs7562BFB{13.5pt;font-weight:bold;color:#000000;font-style:normal;Times New Roman;} .cs3270F94{margin:0pt 0pt 0pt 0pt;text-align:left;text-indent:0pt} .cs982313B{12pt;font-weight:bold;color:#000000;font-style:normal;Times New Roman;} .cs97DFFCB{12pt;font-weight:normal;color:#000000;font-style:normal;Times New Roman;} .csDC60BDC{12pt;font-weight:normal;color:#000000;font-style:normal;margin:12pt 0pt 12pt 0pt;text-align:left;list-style-type:disc;Arial} API Stress Zyme 240ml – Natural Aquarium Cleaner with Live Beneficial BacteriaAPI Stress Zyme is a powerful cleaning solution designed for both freshwater and saltwater aquariums. Containing over 300 million live bacteria per teaspoon, this natural formula breaks down and consumes organic waste such as fish waste, uneaten food, and sludge that accumulate on gravel, rocks, and aquarium surfaces.By improving the biological filtration process, Stress Zyme helps reduce harmful compounds like ammonia and nitrite, lowers maintenance demands, and supports a healthier aquatic environment. Regular weekly use helps maintain clean glass, gravel, and water while supporting long-term water quality. Key Features: Contains live bacteria to break down organic waste Reduces sludge and debris buildup on glass, gravel, and décor Helps prevent ammonia and nitrite spikes Supports a strong and healthy biological filter Safe for use in both freshwater and saltwater aquariums No refrigeration required Use Weekly: As part of your regular maintenance routine To improve filter performance and water clarity To support beneficial bacteria growth and reduce harmful waste API Stress Zyme is an effective and natural way to reduce aquarium maintenance while enhancing water quality and fish health. Suitable for all aquarists looking to keep their tank cleaner, naturally.