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Reef Advantage Magnesium is a concentrated blend (80,000 ppm) of enhanced magnesium salts, chloride, and sulfate designed to restore low magnesium levels with limited impact on the ionic ratios found...

Reef Trace provides a wide range of trace elements that have been proven to be essential for the health and proper growth of coral reefs. Trace elements are typically depleted...

Reef Strontium is designed to restore and maintain strontium levels found in natural seawater without affecting pH. Strontium is used in the same way as calcium and holds similar importance...

When used according to directions, Reef Buffer will raise the pH level in your reef system to 8.3 without the risk of exceeding it to a dangerous level. Key Features:...

Reef Phytoplankton is a concentrated blend of green and brown marine phytoplankton designed to provide essential fatty acids, proteins, vitamins, amino acids, as well as biological carotenoids for invertebrate nutrition....

Reef® Crystals, an enhanced sea salt blend. Contains an extra dose of calcium, vitamins, and selected trace elements. Developed for use in refined coral reef aquariums. Each batch is analyzed...

Sea Salt "Reef Crystals" is the first formula of fortified sea water that contains the additional benefits of important elements for coral reef aquarium enthusiasts. 1. Additional calcium enables marine...

Reef Fusion 2™️ Reef Fusion 2™️ contains a blend of carbonates and bicarbonates with an alkalinity of 4400 meq/L. It is designed to restore and maintain alkalinity in the coral...

Reef Builder increases carbonate alkalinity (KH) without immediately affecting pH levels. With long-term use, there will be a tendency to stabilize at a pH of 8.3. When used as directed,...

Replenish is a special blend of salts designed to compensate for physiologically important minerals removed by reverse osmosis or deionization filtration. Replenish restores general hardness (GH) using a balanced mix...

Replenish is a special blend of salts designed to replace physiologically important minerals removed by reverse osmosis or deionization filtration. Replenish restores general hardness (GH) using a balanced blend of...

Stress Guard is an excellent product for mucus layer protection. Stress Guard reduces stress and ammonia toxicity when handling or transporting fish. Stress Guard binds to exposed protein in wounds...

The product will stabilize the biofilter in freshwater and saltwater aquariums quickly and safely, preventing the main cause of fish death: "New Tank Syndrome". The product is specially formulated for...

The SureStart Concentrates Pack combines 3 of Seachem's best-selling products, Prime, Stability, and Pristine, in one convenient package. Each product plays an important role in the initial setup and maintenance...

Waste Destruction Gel is an organic waste destroyer: 100% "natural" cleaner for fish tanks. The gel contains cleaning bacteria that are automatically and continuously released into your aquarium to consume...

"Stability" will quickly and safely establish the biological filter in freshwater and saltwater systems, preventing the number one cause of fish death: "New Tank Syndrome." "Stability" is specially formulated for...

"Stability" will quickly and safely establish a biofilter in freshwater and saltwater systems, preventing the leading cause of fish death: "New Tank Syndrome." "Stability" is specially formulated for the aquarium...

"Stability" will quickly and safely establish a biofilter in freshwater and saltwater systems, preventing the number one cause of fish death: "New Tank Syndrome." "Stability" is specifically designed for aquariums...

Tanganyika Buffer is a blend of carbonate salts designed to enhance the natural environment of cichlid fish by increasing alkalinity, carbonate hardness, buffering capacity, and pH. It is formulated to...