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Additives & Supplements

Aquarium Supplies

Fish Additives & Supplements

We carry a wide variety of additives produced by the most respected companies serving the aquarium hobby, such as Kent Marine, E.S.V., Seachem and Two Little Fishies. 2-part Calcium and Alkalinity Supplements are popular additives among reef keepers since calcium and alkalinity tend to deplete quickly in a reef aquarium.

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  1. Kent Marine Zoe Marine Vitamin 4 oz.

    Kent Marine Zoe Marine Vitamin 4 oz.

    Description: Kent Zoe is a superior vitamin complex for Marine Fish, Invertebrates, and desirable algae. (Zoe does not contain phosphates as most competing vitamin supplements do, and will not cause unsightly algae growth!) It c...
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    $9.09
  2. Kordon AmQuel® Ammonia/Chloramine Remover - 4oz

    Kordon AmQuel® Ammonia/Chloramine Remover - 4oz

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    Feature(s): A true one-step liquid ammonia and chloramine remover Nontoxic Simple to Use The original product that established the state-of-the-art in water conditioning technology regarding ammonia removal. 4oz bot...
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    $3.99
  3. Kordon Amquel Plus +®  Additive - 4oz

    Kordon Amquel Plus +® Additive - 4oz

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    Feature(s): AmQuel Plus is nontoxic AmQuel Plus removes nitrite. AmQuel Plus removes all forms of ammonia. AmQuel Plus removes nitrite. AmQuel Plus removes nitrate. AmQuel Plus does not affect the pH. AmQue...
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    $3.22
  4. Tetra Aqua Safe 4oz

    Tetra Aqua Safe 4oz

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    AquaSafe conditions tap water safe for your fish by neutralizing chlorine and heavy metals present in municipal water supplies. AquaSafe also neutralizes chloramines by breaking down the bond between chlorine and ammonia wh...
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    $3.06
  5. Aqueon Water Clarifier 4 oz

    Aqueon Water Clarifier 4 oz

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    Simple to understand and apply, these products will help maintain the healthiest environment for your aquatic pets. Aqueon Water Clarifier works by clinging to the suspended dirt particles that cause the water to appear cloudy or ...
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    $3.05
  6. Aquarium Pharmaceuticals Algaefix 4oz

    Aquarium Pharmaceuticals Algaefix

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    A revolutionary new product specially developed to control many types of algae in freshwater aquariums containing live plants. Effectively controls green water algae blooms. Keeps freshwater aquariums clean and clear. Can be used ...
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    $2.50
  7. Kent Marine Zoecon 4 oz.

    Kent Marine Zoecon

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    If you love breeding fish, then you know that avoiding unwanted traits and defects is a must. To avoid certain diseases like the omega-3-fatty acid deficiency head and lateral line erosion, you can supply your fish with meals fort...
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    $6.63
  8. Kent Marine Ammonia Detox 16 oz.

    Kent Marine Ammonia Detox

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    Ammonia could very well be one of the biggest problems you'll ever encounter in your aquarium . Ammonia forms when there is too much waste from living animals - fish included - inside the tank. When ammonia levels are too high, f...
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    $10.15
  9. Kordon AmQuel® Ammonia/Chloramine Remover - 16oz

    Kordon AmQuel® Ammonia/Chloramine Remover

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    Say goodbye to Chlorine, Ammonia and Chloramine in your fresh and salt water aquariums with the Kordon AmQuel Ammonia/Chloramine Remover from Pet Store . This original one-step liquid remover only takes five minutes to do the job...
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    $3.99
  10. Kordon Amquel Plus +®  Additive - 16oz

    Kordon Amquel Plus +®  Additive

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    Keep your aquarium clean and fresh from all kinds of impurities by pouring a constant amount of the Kordon Amquel Plus +® Additive from Pet Store . This product comes in a sixteen-ounce pack that you can use sparingly, depending ...
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    $1.89

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