Product Overview: API Aquarium Salt Fish 16oz (480g) is a versatile treatment designed to support fish health by reducing stress, improving gill function, and enhancing disease recovery. This salt can be used to maintain a healthy aquarium environment for both freshwater fish and plants. Key Features: ‣ Supports Fish Health: Helps reduce stress and enhances gill function. ‣ Disease Recovery Aid: Assists in the recovery process from common fish diseases. ‣ Easy to Use: Simply dissolve the appropriate amount in aquarium water. ‣ Safe for Freshwater Fish & Plants: Suitable for use in freshwater tanks.