Microbe Lift PL has beneficial bacteria that will help to keep your pond clean and clear by helping to remove ammonia and nitrogen, break down algae and improve oxygen levels. Also helps to dissolve sludge and slime while seeding biological filters. Helps to reduce noxious odors and reduces hydrogen sulfide. Helps to promote crystal clear water by aiding in flocculation and settling of organic and inorganic particles. Safe for pets and wildlife.