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Seachem makes a large variety of supplements and additvies for saltwater aquariums.  Seachem is a high quality dosing product and recommended for dosing calcium, magnesium, alkalinity, and many other trace elements.

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  • Stability 250ml - SeaChem
    $10.99

    Stability will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the #1 cause of fish death: "new tank syndrome". Stability is formulated specifically for the aquarium...


  • Stability 100ml - SeaChem
    $7.99

    Stability will rapidly and safely establish the aquarium biofilter in freshwater and marine systems, thereby preventing the #1 cause of fish death: "new tank syndrome". Stability is formulated specifically for the aquarium...


  • SeaChem Purigen - 100ml & 250ml
    $7.99

    Purigen is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a unique synthetic that removes soluble and insoluble impurities from water at...


  • Reef PhytoPlankton 250ml - Seachem
    $7.49

    Reef Phytoplankton is a concentrated blend of green and brown marine phytoplankton designed to provide the essential fatty acids, proteins, vitamins, amino acids, with biological carotenoids for invertebrate diet. Size...


  • Seachem Reef Zooplankton is a unique blend of zooplankton for corals and essential vitamins.
    $7.49

    Seachem Reef Zooplankton is a unique blend of zooplankton for corals and essential vitamins.  Size ranges from 12.5-500um Reef Zooplankton contains a natural source of carotenoids which provides essential proteins as...


  • Seachem Reef Advantage Calcium
    $6.99

    Seachem Reef Advantage Calcium Seachem Reef Advantage Calcium ™ is equivalent to dry Reef Complete™. It is a non-caustic (pH 8.3-8.6) optimized blend of ionic calcium designed to restore and maintain calcium...


  • Seachem Reef Plus
    $5.99

    Seachem Reef Plus SeaChem Reef Plus ™ is a full spectrum reef supplement containing trace elements, vitamins, and amino acids demonstrated to have a positive impact on the growth of corals and other desirable reef...


  • Seachem Reef Carbonate
    $5.99

    Seachem Reef Carbonate Seachem Reef Carbonate™ is a concentrated (4,000 meq/L) optimized blend of carbonate and bicarbonate salts designed to restore and maintain alkalinity in the reef aquarium. Calcium and...


  • Seachem Reef Complete
    $5.99

    Seachem Reef Complete Seachem Reef Complete ™ is the liquid version of the Reef Advantage Calcium. It is a concentrated (160,000 mg/L) optimized blend of ionic calcium designed to restore and maintain calcium to...


  • Seachem Marine Buffer
    $5.99

    Seachem Marine Buffer Seachem Marine Buffer is the original and still unique buffer with a pH of 8.3, designed to adjust pH to 8.3 and maintain both pH and alkalinity(KH). It is formulated not to disrupt the natural ionic...


  • Seachem Reef Iodide
    $5.99

    Seachem Reef Iodide SeaChem Reef Iodide is an iodide supplement for those with dense populations of invertebrates or soft corals. It is also useful in tanks with aggressive skimmers. Reef Iodide™ is concentrated at...


  • SeaChem ParaGuard
    $5.32

    SeaChem ParaGuard ParaGuard is the only fish and filter safe aldehyde based (10% by weight) parasite control product available. Unlike highly toxic and difficult to use formalin based medications, ParaGuard™...


  • Seachem Reef Advantage Magnesium
    $5.09

    A concentrated (80,000 ppm) optimized blend of magnesium, chloride and sulfate salts to restore magnesium levels without disruption of the natural ionic balance in your aquarium. Helps correct magnesium deficiency...


  • SeaChem Prime aquarium
    $2.99

    SeaChem Prime Seachem Prime is a complete and concentrated conditioner for both fresh and salt water. Prime removes chlorine, chloramine and ammonia. Prime™ converts ammonia into a safe, non-toxic form that is...


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