HEALTHOSAN fish health care product. Aquarium preparation with a wide range of applications. It effectively protects fish against dangerous pathogens such as bacteria, protozoan and fungi. It accelerates the regeneration of damaged epidermis and tattered fins. Effectively protects eggs and fry of delicate species of fish. The light contributes to the decomposition of active substance, hence it should be turned off for the time of treatment. The preparation may damage delicate aquatic plants.