FritzZyme®Monster 360 is a powerful, concentrated probiotic blend of naturally occurring, environmentally friendly, live heterotrophic bacteria capable of digesting organic sludge common in aquariums. FritzZyme® Monster 360 has been specially formualted to handle the organic waste produced by Monster fish including Oscars, Arowana, Freshwater StingRays, Piranha, Peacock Bass, Arapaima, Gar, etc.; as well as heavily stocked tanks (african cichlids). Sludge includes fish waste, leftover food and other decaying organic matter. Using FritzZyme® Monster 360 as part of a regular maintenance program will greatly reduce aquarium care including gravel vacuuming, water changes as well as prolonging filter media life. The bacteria in FritzZyme® Monster 360 is safe, non-toxic and non-pathogenic.