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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. Caribsea AragaMilk Liquid Aragonite Calcium Supplement 8oz

    Caribsea AragaMilk Liquid Aragonite Calcium Supplement 8oz

    AragaMILK™ Ideal for African cichlids, livebearers, and marine aquariums of all types! The perfect alkalinity booster because...aragaMILK™ has a full pound of buffer in every 16 fluid ounce bottle. This buffer comes in two form...
    ONLY
    $11.99
  2. Caribsea AragaMilk Liquid Aragonite Calcium Supplement 8oz

    Caribsea AragaMilk Liquid Aragonite Calcium Supplement

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    AragaMILK™ Ideal for African cichlids, livebearers, and marine aquariums of all types! The perfect alkalinity booster because...aragaMILK™ has a full pound of buffer in every 16 fluid ounce bottle. This buffer comes in two form...
    FROM ONLY
    $11.99
  3. Caribsea Phos-Buster Pro 8oz

    Caribsea Phos-Buster Pro 8oz

    Phos-Buster™ Pro Phos-Buster™ Pro’s unique patent pending formula removes dissolved phosphates in minutes instead of days. Safe for all reef tanks, saltwater, and freshwater aquariums of all sorts. Each 8 oz. bottle removes at ...
    ONLY
    $25.49
  4. Caribsea Phos-Buster Pro 8oz

    Caribsea Phos Buster Pro

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    Write a Review

    Phos-Buster™ Pro Phos-Buster™ Pro’s unique patent pending formula removes dissolved phosphates in minutes instead of days. Safe for all reef tanks, saltwater, and freshwater aquariums of all sorts. Each 8 oz. bottle removes at ...
    FROM ONLY
    $25.49

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