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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: WELCOME Extra 10% With Account Checkout to Save 10%
Limited Time Offer - 15% Off Livestock

Items 1-36 of 40

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  1. Quantum USA Bio-Kalkwasser

    Quantum USA Bio-Kalkwasser

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    Out of stock
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  2. Easy Reefs Easyphyt Phytoplankton Cultures

    Easy Reefs Easyphyt Phytoplankton Cultures

    Starting at: $27.49
    See Individual Item
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  3. ESV B-Ionic Calcium Buffer System Concentrate

    ESV B-Ionic Calcium Buffer System Concentr... Calcium Buffer System Concentrate

    Starting at: $28.99
    See Individual Item
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  4. Triton Labs Carbon

    Triton Labs Carbon

    Starting at: $26.00
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  5. Biotek Marine IntelliDose For Ecotech Versa Dosing Pumps

    Biotek Marine IntelliDose For Ecotech Versa ... IntelliDose For Ecotech Versa Dosing Pumps

    Starting at: $24.59
    See Individual Item
    Add to Wish List
  6. Fauna Marin Bacto Reef Therapy

    Fauna Marin Bacto Reef Therapy

    Starting at: $25.99
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  7. Fauna Marin RED X Removes Red Cyanobacteria

    Fauna Marin RED X Removes Red Cyanobacteria

    Starting at: $29.99
    See Individual Item
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  8. Fauna Marin Bacto Reef Balls - 100 & 250 ml

    Fauna Marin Bacto Reef Balls - 100 & 2... Bacto Reef Balls - 100 & 250 ml

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    Out of stock
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  9. Fauna Marin The Dip

    Fauna Marin The Dip

    Starting at: $26.99
    See Individual Item
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  10. Red Sea NO3:PO4-X Nitrate & Phosphate Reducer

    Red Sea NO3:PO4-X Nitrate & Phosph... NO3:PO4-X Nitrate & Phosphate Reducer

    Starting at: $21.99
    See Individual Item
    Add to Wish List
  11. PolypLab Reef-resh Complete

    PolypLab Reef-resh Complete

    Starting at: $20.49
    See Individual Item
    Add to Wish List
  12. Korallen-Zucht ZEOvit Iron Concentrate

    Korallen-Zucht ZEOvit Iron Concentrate

    Starting at: $20.49
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  13. Korallen-Zucht ZEOvit Potassium Iodide Fluoride

    Korallen-Zucht ZEOvit Potassium Iodide Fluoride

    Starting at: $28.69
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  14. DVH BioGro 123 Marine

    DVH BioGro 123 Marine

    Starting at: $23.77
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  15. BlueLife Flatworm Control

    Blue Life Flatworm RX

    Special Price $27.63 Regular Price $33.69
    Order by 3:30pm EST for Same Day Shipping (M-F)
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  16. Fauna Marin Bacto Energy 100ML

    Fauna Marin Bacto Energy 100ML

    $22.99
    This product will be back ordered
    Add to Wish List
  17. Fauna Marin Dino X

    Fauna Marin Dino X

    Starting at: $29.99
    See Individual Item
    Add to Wish List
  18. Fishbiotics Amoxicillin 500 mg x 30

    Fishbiotics Amoxicillin 500 mg x 30

    $26.95
    Out of stock
    Add to Wish List
  19. Boyd ChemiClean Red Slime Remover 6g

    Boyd ChemiClean Red Slime Remover 6g

    Special Price $23.77 Regular Price $28.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  20. Triton Labs CYA-NO 100ml

    Triton Labs CYA-NO 100ml

    $29.00
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  21. Polyp Lab Medic 30 ml

    PolypLab Medic 30 ml

    Special Price $28.69 Regular Price $34.99
    This product will be back ordered
    Add to Wish List
  22. Korallen-Zucht ZEOvit Magnesium Complex 500ml

    Korallen-Zucht ZEOvit Magnesium Complex 500ml

    Special Price $24.59 Regular Price $29.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  23. Korallen-Zucht ZEOvit Strontium Complex 500ml

    Korallen-Zucht ZEOvit Strontium Complex 500ml

    Special Price $24.59 Regular Price $29.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  24. Triton Labs CO3 Alkalinity Booster 1L

    Triton Labs CO3 Alkalinity Increaser 1L

    $28.00
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  25. Dr. G's SPS & LPS CORAL DIP SOLUTION

    Dr. G's SPS & LPS CORAL DIP SOLUTION

    Special Price $28.70 Regular Price $35.00
    Call For Availability
    Add to Wish List
  26. Korallen-Zucht KH Plus Powder 1kg

    Korallen-Zucht KH Plus Powder 1kg

    Special Price $24.59 Regular Price $29.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  27. Nyos Zero 250ml

    Nyos Zero 250ml

    $29.99
    This product will be back ordered
    Add to Wish List
  28. Nyos Coral Nectar 50ml

    Nyos Coral Nectar 50ml

    $29.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  29. Elos Extra Trace

    Elos Extra Trace

    Special Price $20.17 Regular Price $24.60
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  30. Fauna Marin Bacto Reef Blend 250ml

    Fauna Marin Bacto Reef Blend 250ml

    $25.99
    This product will be back ordered
    Add to Wish List
  31. Boyd Professional Formula Chemiclean 2 Fl Oz

    Boyd Professional Formula Chemiclean 2 Fl Oz

    Special Price $20.46 Regular Price $24.95
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  32. Red Sea Coral Colors ABCD 4 x 100 ml Supplement Pack

    Red Sea Coral Colors ABCD 4 x 100 ml S... Coral Colors ABCD 4 x 100 ml Supplement Pack

    $25.99
    This product will be back ordered
    Add to Wish List
  33. Red Sea Reef Foundation ABC Complete Liquid Supplement 3 Pack x 250 ml

    Red Sea Reef Foundation ABC Complete L... Reef Foundation ABC Complete Liquid Supplement 3 Pack x 250 ml

    $28.99
    Order by 3:30pm EST for Same Day Shipping (M-F)
    Add to Wish List
  34. Dennerle Crystal Quartz Gravel - Light Brown-5kg

    Dennerle Crystal Quartz Gravel - Light Brown-5kg

    $23.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
  35. 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
    Add to Wish List
  36. Dennerle Shrimp King Bee Salt GH+-200g

    Dennerle Shrimp King Bee Salt GH+-200g

    $24.99
    Usually Ships in 1 - 2 Business Days
    Add to Wish List
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