Blue Star Ocean is a high-quality marine water specially developed for the care and cleaning of aquariums. This 1L bottle is ideal for use in medium to large aquariums and ensures optimal water quality for your fish and corals. The marine water is carefully extracted from natural sources and is rich in important minerals and trace elements essential for the well-being of your underwater inhabitants. It contains no artificial additives or chemicals and is therefore particularly gentle on your aquarium's sensitive ecosystem. Blue Star Ocean is easy to use: simply add the required amount to the aquarium, and your fish and corals will benefit from clean, healthy water. Regular use helps maintain the biological balance in the aquarium and control algae growth. Trust in the quality of Blue Star Ocean and provide your underwater inhabitants with the best possible living conditions. With this 1L bottle, you are perfectly equipped to care for your aquarium.