1-888-9-WEBPETS
(1-888-993-2738)
Certified Seal
Dogs Cats Fish Birds Reptiles Small Pets Pond

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.

Grid List

Set Ascending Direction

Items 1-10 of 110

per page
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  1. Kent Marine Purple Tech 74.4 oz

    Kent Marine Purple Tech 74.4 oz

    Be First to Review

    Kent Marine Purple Tech Kent Marine is pleased to announce the release of our Purple Tech. Kent Marine Purple Tech is designed to provide ionically-balanced nutrients required by coralline algae and stony corals. Formula...
    ONLY
    $36.40
  2. Kent Marine Liquid Calcium 16 oz.

    Kent Marine Liquid Calcium 16 oz.

    Be First to Review

    Give your aquatic animals , plants and rocks the nutrients they need with the Kent Marine Liquid Calcium from Pet Store . This water supplement will make sure that your aquarium is alive with all the calcium it needs. With this ...
    ONLY
    $12.99
  3. Kent Marine Turbo Strontium 300 g

    Kent Marine Turbo Strontium 300 g

    Be First to Review

    Is the aquatic life in your aquarium looking drab and less colorful? People, especially those who like to study reef environments, often put corals, algae, snails, clams and other aquatic life forms with hard shells in their aquar...
    ONLY
    $16.59
  4. Kent Marine Coral Accel 8 oz.

    Kent Marine Coral Accel 8 oz.

    Description: Kent Coral Accel is a Hard & Soft Coral Growth Stimulator It provides complex proteins which provide a natural source of necessary amino acids that spur coral tissue growth Contains rich marine lipids ...
    ONLY
    $6.99
  5. Kent Marine Chroma Plex 16 oz.

    Kent Marine Chroma Plex 16 oz.

    Be First to Review

    Description: ChromaPlex is a unique blend of aquacultured, naturally-occurring phytoplankton Particles range in size from 5 to 25 microns, providing a broad range for filter-feeding marine invertebrates Contains essenti...
    ONLY
    $14.98
  6. Kent Marine Liquid Calcium 8 oz.

    Kent Marine Liquid Calcium

    Read 16 Reviews

    Write a Review

    Description: Concentrated Liquid Calcium provides bio-available calcium for lush growth of purple, pink and green calcareous algaes, snails, hard tube worms and clams. Corals will open more and stay attached to their skeletons b...
    FROM ONLY
    $7.99
  7. Kent Marine Zoecon 4 oz.

    Kent Marine Zoecon

    Read 6 Reviews

    Write a Review

    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...
    FROM ONLY
    $17.69
  8. Kent Marine Superbuffer DKH 1 kg

    Kent Marine Superbuffer DKH 1 kg

    Be First to Review

    If you want to properly stabilize the PH level of your aquarium water, then use the Kent Marine SuperBuffer DKH 1kg from Pet Store . It is a specifically designed PH buffer that adjusts and maintains PH level to its required rate...
    ONLY
    $16.03
  9. Kent Marine Essential Elements 64 oz.

    Kent Marine Essential Elements 64 oz.

    Be First to Review

    A natural and healthy marine environment is found, of course, in the sea. Saltwater is full of the important minerals and elements fish and corals need for their survival. However, the tap water used for aquariums is so unlike sal...
    ONLY
    $31.99
  10. Kent Marine Tech M 64 oz.

    Kent Marine Tech M 64 oz.

    Be First to Review

    Byropsis algae causes too much problems to reef keepers and marine hobbyists. As a solution, you should try this highly effective Kent Marine Tech M. This is the only product that actually removes bryopsis algae from aquariums and...
    ONLY
    $21.99

Grid List

Set Ascending Direction

Items 1-10 of 110

per page
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5