DYMAX The BlackDymax The Black is black water extract containing natural leaves extract that create a more natural environment similar to part of the Amazon River. Reduce stress Increase adaptabillity Improve appetite Promot Immunity Enchance colour Includes necessary trace elements, vitamins and minerals that can help Arowana, Stingrays, Angel, Discus, Catfish, Plecos and other soft water fish to significantly reduce stress, promote spawning, enhance body colour,