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Additives & Medications

Additives & Medications

At Aquarium Specialty, we offer the best selection of aquarium additives, supplements and medications for you marine, reef and freshwater aquarium from Triton Labs, ESV, Zeovit, Brightwell Aquatics, Seachem, Kent, DVH,  Prodibio and much more. Call or email us if you need help deciding on which products are best suited for your needs and husbandry requirements.

First Time Customers Use Coupon Code: WELCOMEExtra 10% With Account Checkout to Save 10%
15% Off Hanna Instruments & 20% Off ATI Straton LED Lights.

30 Items

Set Descending Direction
  1. Dennerle Plant Elixir Basic

    Dennerle Plant Elixir Basic

    Starting at: $16.99
    See Individual Item
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  2. Dennerle Plant Care Pro

    Dennerle Plant Care Pro

    Starting at: $19.99
    See Individual Item
    Add to Wish List
  3. Dennerle Plant Care NPK

    Dennerle Plant Care NPK

    Starting at: $19.99
    See Individual Item
    Add to Wish List
  4. Dennerle Carbo Care Pro

    Dennerle Carbo Care Pro

    Starting at: $15.99
    See Individual Item
    Add to Wish List
  5. Dennerle Carbo Care Bio

    Dennerle Carbo Care Bio

    Starting at: $11.99
    See Individual Item
    Add to Wish List
  6. Dennerle All in One! Elixier

    Dennerle All in One! Elixier

    Starting at: $11.99
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    Add to Wish List
  7. Dennerle Vital Elixier

    Dennerle Vital Elixier

    Starting at: $11.99
    See Individual Item
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  8. Dennerle Carbo Soda M200

    Dennerle Carbo Soda M200

    $209.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  9. Dennerle Nano Shrimp Gravel - Sulawesi Black-2kg

    Dennerle Nano Shrimp Gravel - Sulawesi Black-2kg

    $14.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  10. Dennerle Crystal Quartz Gravel - Light Brown-5kg

    Dennerle Crystal Quartz Gravel - Light Brown-5kg

    $23.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
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  11. Dennerle Crystal Quartz Gravel - Natural White-5kg

    Dennerle Crystal Quartz Gravel - Natural White-5kg

    $16.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  12. Dennerle Shrimp King Shrimp Salt GH/KH+-200g

    Dennerle Shrimp King Shrimp Salt GH/KH+-200g

    $24.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
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  13. Dennerle Shrimp King Bee Salt GH+-200g

    Dennerle Shrimp King Bee Salt GH+-200g

    $24.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  14. Dennerle Plant Care N- 250ml

    Dennerle Plant Care N- 250ml

    $16.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  15. Dennerle Carbo START E200 Set-Special Edition

    Dennerle Carbo START E200 Set-Special Edition

    $179.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  16. Dennerle Carbo POWER E400 Set (Special Edition)

    Dennerle Carbo POWER E400 Set (Special Edition)

    $239.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  17. Dennerle Plant System Set

    Dennerle Plant System Set

    $39.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  18. Dennerle Nano Scaper's Back

    Dennerle Nano Scaper's Back

    Starting at: $12.99
    See Individual Item
    Add to Wish List
  19. Dennerle Plant Care P, 250ml

    Dennerle Plant Care P, 250ml

    $16.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  20. Dennerle Carbo POWER Flex400 Set

    Dennerle Carbo POWER Flex400 Set

    $199.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  21. Dennerle Carbo START Flex200 Set

    Dennerle Carbo START Flex200 Set

    $149.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  22. Dennerle BIO CO2 Starter Capsule, 5 pcs

    Dennerle BIO CO2 Starter Capsule, 5 pcs

    $4.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  23. Dennerle Nano BIO CO2 Set

    Dennerle Nano BIO CO2 Set

    $24.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  24. Dennerle Shrimp King SnailStixx

    Dennerle Shrimp King SnailStixx

    $18.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  25. Dennerle CO2 Long-Term Test Correct

    Dennerle CO2 Long-Term Test Correct

    $27.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  26. Dennerle Nano Bio Filter Granulat

    Dennerle Nano Bio Filter Granulat

    $12.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  27. Dennerle Shrimp King Mineral

    Dennerle Shrimp King Mineral

    $18.99
    This product will be back ordered
    Add to Wish List
  28. Dennerle Plant Active Enzymes

    Dennerle Plant Active Enzymes

    $22.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  29. Dennerle Nano Catappa Barks

    Dennerle Nano Catappa Barks

    $9.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
  30. Dennerle Nano Catappa Leaves

    Dennerle Nano Catappa Leaves

    $9.99
    Usually Ships in 1 - 2 Business Days After Submission of Order
    Add to Wish List
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