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Conditioners & Additives

Shop the LiveAquaria® Conditioners & Additives category for our selection of aquarium water conditioners and additives essential for maintaining ideal water parameters for freshwater and marine aquariums.

Our selection of aquarium water conditioners and additives include fundamental items including chlorine neutralizers, ammonia removers, and beneficial bacterial additives. We also offer a selection of buffers and reef supplements essential to achieving and maintaining ideal water parameters for your marine reef aquarium. You'll also find a selection of liquid plant nutrients great for hobbyists pursuing a freshwater planted aquariums.

79 results
API pH Up or pH Down Water Conditioner API pH Up or pH Down Water Conditioner
(4530)
Starting at $11.67
IN STOCK
Instant Ocean Natural Nitrate Reducer Instant Ocean Natural Nitrate Reducer
(5429)
Starting at $6.99
IN STOCK
Tetra EasyBalance Plus Tetra EasyBalance Plus
(5707)
Starting at $8.99
Replenish Replenish
(4418)
Starting at $4.40
IN STOCK
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