Easy-Life AlgExit combats green algae in freshwater aquariums, such as beard algae, brush algae and string or thread algae. The algae proliferation is stopped quickly by Easy-Life AlgExit. The algae are dissolved and the new formation is prevented strong and sustainable.Easy Life AlgExit is safe for all invertebrates in the aquarium when used as directed on the label.Application of Easy-Life AlgExit:Add 10 ml per 100 l of aquarium water once a week for four weeks. This period may be extended if algae still remain or if spores continue to germinate. For prevention: 5 ml per 100 litres of aquarium water once every two weeks. Remove active carbon. Do not overdose. Active ingredient: Salicylic acid