Mr.Bacteria No.3 is a special biological activator designed to maintain cleanliness and ecological balance in garden ponds and fish ponds. It contains natural bacteria that actively search for and break down organic impurities in the water and on the pond bottom. The product effectively removes sludge and turbidity in the water, breaks down organic deposits, thus eliminating brown and cloudy water. It reduces algae and cyanobacteria by bacteria breaking down nutrients that promote their growth, while also reducing phosphates and chlorophyll A, contributing to long-term clean water and maintaining the ecological balance of the pond.