FritzZyme TurboStart 900 boasts the same reliable saltwater nitrifying bacteria strains as FritzZyme 9, but at a 15x higher concentration. It swiftly reduces harmful ammonia and nitrite levels, preventing fish loss. Without FritzZyme, establishing bacteria colonies can take weeks; TurboStart fully cycles aquariums in just 5 days or less, enabling immediate, safe addition of aquatic life.