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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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Instant Ocean Natural Nitrate Reducer

Instant Ocean Natural Nitrate Reducer

Use regularly for long-term reduction and control of nitrate. Nitrate is the end product of the natural nitrogen cycle and may also be found in tap water. It is recommended to keep low nitrate levels for healthy aquarium condition...

From $12.46
Aquarium Pharmaceuticals® API Stress Zyme

Aquarium Pharmaceuticals® API Stress Zyme

Improves the development of the biological filter and helps clean a dirty aquarium. Contains over 300 million live bacteria per teaspoonful. Breaks down organic compounds that cause dangerous conditions such as ammonia and nitrite...

From $8.49
E.S.V. B-Ionic Magnesium

E.S.V. B-Ionic Magnesium

Aside from calcium and organic carbon, magnesium also plays a significant role in maintaining a healthy marine life in your aquarium. Magnesium presence in your tank's water gives it stable alkalinity, as well as good pH level. As...

From $12.49
CaribSea Purple Up Coralline Algae Accelerator

CaribSea Purple Up Coralline Algae Accelerator

Use the Caribsea Purple Up Coralline Algae Accelerator 8oz from Pet Store to keep your coralline algae healthy all the time. Coralline algae are essential to the natural balance of reef aquariums. Some fish and other water creat...

From $11.99
Aquarium Pharmaceuticals® API Stress Coat

Aquarium Pharmaceuticals® API Stress Coat

Instantly removes chlorine and chloramines, making tap water safe for fish. Neutralizes heavy metals. Also, replaces the natural slime coating fish need in times of stress, such as handling, shipping or fighting. Contains Aloe Ver...

From $9.49
Brightwell Aquatics Magnesion Liquid Magnesium

Brightwell Aquatics Magnesion Liquid Magnesium

• Highly-concentrated ionic magnesium solution. • Provides magnesium, which helps regulate the balance between calcium and carbonates in aquarium water, and is a component of aragonite, the mineral secrete...

From $5.09
Aqua Vision Aquatics Precision Integreat (Part B Buffer)

Aqua Vision Aquatics Precision Integreat (Part B Buffer)

Precision Integrate Part B is a well-balanced supplement that is designed to raise and maintain KH/alkalinity levels as well as enhance coral growth. This product contains 10,600 KH or 3,800 meq/L and is one of the most concentrat...

From $7.19
Prodibio BIO DIGEST

Prodibio BIO DIGEST

You can create a healthier living environment for your aquatic inhabitants by cleaning your tank and the water regularly. If you feel that this is a stressful and time-consuming process, then the Prodibio Bio Digest from Pet Stor...

From $18.99
Seachem Laboratories Reef Plus

Seachem Laboratories Reef Plus

The Seachem Reef Plus Pet Store offers you a wonderful supplement that will help you in your task of taking care of your marine rocks. Made from all-natural ingredients, it will definitely make your corals and reefs healthier an...

From $6.49
Red Sea Reef Energy B Supplement (Aminovit Nutrition) - 500ml

Red Sea Reef Energy B Supplement (Aminovit Nutrition) - 500ml

An organic complex of dissolved & suspended energy sources. Red Sea Reef Energy B is a highly concentrated complex of Vitamins & Amino acids that were found to be the limiting factors in the nutritional demands of corals and othe...

$19.99
Brightwell Aquatics Reef Code B - Balanced Calcium & Alkalinity System - Part B (Alk.)

Brightwell Aquatics Reef Code B - Balanced Calcium & Alkalinity System - Part B (Alk.)

The Brightwell Aquatics Reef Code B - Balanced Calcium and Alkalinity System - Part B (Alk.) Pet Store offers you an amazing supplement that can give your pets a substantial amount of calcium carbonate, providing them the trace ...

From $7.48
Red Sea Reef Energy A Supplement (Carb Nutrition) - 500ml

Red Sea Reef Energy A Supplement (Carb Nutrition) - 500ml

An organic complex of dissolved & suspended energy sources. Reef Energy A is a unique formulation of carbohydrates, amino acids, fatty acids and suspended protein flocks which are available for direct consumption and absorption ...

$19.99
Seachem Laboratories Reef Builder

Seachem Laboratories Reef Builder

Use the Seachem Reef Builder Pet Store in your tank if you want to raise the carbonate alkalinity of your water. Tested and guaranteed, this liquid solution is ideally created to increase carbonate alkalinity in you reef tank. I...

From $6.49
Brightwell Aquatics Reef Code A - Balanced Calcium & Alkalinity System - Part A (Calc.)

Brightwell Aquatics Reef Code A - Balanced Calcium & Alkalinity System - Part A (Calc.)

Provide the needed calcium of your corals, clams and other reef animals by giving a daily dose of Brightwell Aquatics Reef Code A - Balanced Calcium & Alkalinity System from Pet Store . This is a system of providing supplements, ...

From $7.48
E.S.V. B-Ionic Calcium Buffer System Part 1 - 1 Gallon  Alkalinity Refill

E.S.V. B-Ionic Calcium Buffer System Part 1 - 1 Gallon Alkalinity Refill

Provide your marine pets with all the calcium they need by buying for them the E.S.V. B-Ionic Calcium Buffer System 1 Gallon Refill Part A from Pet Store . This water supplement will make sure that your fish tank contains all the...

$17.99
Seachem Laboratories Garlic Guard

Seachem Laboratories Garlic Guard

Looking for a nice supplement that will enhance your aquatic pet's appetite for food? Then you might want to check out this wonderful item! The Seachem Garlic Guard from Pet Store offers you with an easy solution that can make y...

From $5.99
Seachem Laboratories Tanganyika Buffer

Seachem Laboratories Tanganyika Buffer

Seachem?s Tanganyika Buffer? is a blend of carbonate salts designed to enhance the natural environment of cichlids by increasing hardness, buffer capacity, and pH. It is formulated to maintain a pH of 9.0?9.4. For optimum replica...

From $9.58
Seachem Laboratories Reef Advantage Calcium

Seachem Laboratories Reef Advantage Calcium

Use the Seachem Reef Advantage Calcium Pet Store for your saltwater tank today. This product is ideally made to provide your marine tank the proper amount of calcium it needs. Calcium is very essential to corals, fish, and other...

From $7.49
Kent Marine Garlic Xtreme 1 oz.

Kent Marine Garlic Xtreme 1 oz.

Are you looking for a product to solve your problem with your finicky underwater species? The Kent Marine Garlic Xtreme from Pet Store is the best fish food to help you solve your problem. It is made of powerful supply of garlic...

$12.99
Red Sea Reef Foundation B Supplement (Alk)

Red Sea Reef Foundation B Supplement (Alk)

Carbonate & buffer complex for balanced formation of Coral Skeleton Calcium, magnesium, strontium and carbonate are the basic foundation elements of coral skeletons. All of these elements need to be available in balanced propor...

From $14.39
E.S.V. B-Ionic Calcium Buffer System Part 2 - 1 Gallon Calcium Refill

E.S.V. B-Ionic Calcium Buffer System Part 2 - 1 Gallon Calcium Refill

Component No. 2 - CALCIUM B-Ionic Calcium Buffer is the original, unique, easy to use, two-component liquid supplement system. When using equal volumes of each component, the aquarist can easily maintain calcium and alkalinity...

$17.99
Seachem Laboratories Reef Advantage Magnesium

Seachem Laboratories Reef Advantage Magnesium

SeaChem Reef Advantage Magnesium ™ is a concentrated (80,000 ppm) optimized blend of magnesium, chloride, and sulfate salts designed to restore depleted levels of magnesium with minimal impact to the ionic ratios found in natural ...

From $5.49
Seachem Laboratories Freshwater and Marine Stability

Seachem Laboratories Freshwater and Marine Stability

Are you tired of frequently cleaning your aquarium? Do your fish suffer from severe homesickness? If so, then the Seachem Freshwater and Marine Stability from Pet Store is the best product for you. This liquid comes in quantitie...

From $13.99
Seachem Reef Fusion Two Part System 1 & 2 Calcium and Carbonate Supplement

Seachem Reef Fusion Two Part System 1 & 2 Calcium and Carbonate Supplement

If you are running a coral reef tank , there's one thing you have to make sure: You need a constant supply of calcium in the water. Corals use up calcium to form their exoskeletons. Without calcium, they will not be able to form ...

From $14.99
26 - 50 of 297
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