About this item FORMULATED SPECIFICALLY FOR REEF AQUARIUMS: Contains essential ocean reef elements in concentrations greater than those found in natural sea water EXTRA CALCIUM: Encourages stony coral and coralline algae growth. EXTRA TRACE ELEMENTS: Provides vital nutrients. EXTRA VITAMINS: Helps promote growth and survival of corals, anemones and other invertebrates in a captive environment. DETOXIFIES METALS: Neutralizes traces of heavy metals found in tap water. From the manufacturer About Us Instant Ocean is the most trusted brand of marine salt, care and other products for aquarists who wish to re-create a thriving ocean habitat in their own home. Instant Ocean Sea Salt is one of the most carefully formulated and universally preferred sea salts in the world. It's why our Sea Salt is used exclusively by many of the large-scale aquariums and research facilities across the country. No matter what size your aquarium, science-based Instant Ocean products offer the smartest, easiest way to bring the ocean home.
