Online Discount Pet Supplies & Toys For All Animals
1-714-361-6142
Buy today, ships today
Free shipping on orders over $75
40,000 pet products
Buy today,
ships today
We promise to ship your order as fast as humanly possible. In fact, 99% of orders placed before 2 pm EST (M-F) ship the same day! Learn More
FREE Shipping on
Orders Over $75
Standard ground shipping (1-7 business days) starts at a low $5.99 and most orders over $75 ship FREE. Learn More
40,000 Pet Products
We carry over 40,000 pet-related products for every pet in your home. We stock all the popular products you’ll find in your local pet store, but sell them for less! See Specials
0
Your cart is currently empty.
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.
Show: per page
Grid View Grid List View List
Sort by:
101 - 125 of 297
Brightwell Aquatics Lugol`s Solution - Advanced Iodine for Reef Aquaria 30ml / 1oz

Brightwell Aquatics Lugol`s Solution - Advanced Iodine for Reef Aquaria 30ml / 1oz

If you want to maintain proper iodine level in your aquarium water, then use the Brightwell Aquatics Lugol’s Solution - Advanced Iodine for Reef Aquaria Pet Store . This solution is ideally made to help supply your tank with the ...

$13.11
Coral RX Coral Dip Pro

Coral RX Coral Dip Pro

Coral Rx was developed for two purposes: to treat corals suffering with parasites, and as a prophylactic measure to promote healthy corals before parasites or bacterial infections become harmful. Coral Rx is tough on parasites, ye...

From $23.49
Kent Marine Purple Tech

Kent Marine Purple Tech

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. Formulat...

From $8.56
Brightwell Aquatics Potassion - Concentrated Potassium Solution for Marine Aquaria

Brightwell Aquatics Potassion - Concentrated Potassium Solution for Marine Aquaria

Potassium Solution Primarily for Reef Aquaria Housing SPS Corals Overview Highly-concentrated ionic potassium solution. Provides potassium, an important component of aragonite (the mineral secreted as skeletal material ...

From $10.80
Korallen-Zucht ZEOvit Coral Vitalizer Coral Food

Korallen-Zucht ZEOvit Coral Vitalizer Coral Food

Unlike many coral foods, Coral Vitalizer interacts with your corals by directly satisfying their carbon demands and reducing the need to harbor massive densities of tissue zooxanthellae (symbiotic algae). Resulting is an increased...

From $49.99
Brightwell Aquatics Liquid Reef Building Complex

Brightwell Aquatics Liquid Reef Building Complex

Concentrated Reef Builder for Coralline Algae, Corals, Clams & other Marine Invertebrates Overview Complete source of the elements and molecules that are directly used by corals, clams, and other reef-building invertebrates...

From $9.96
Seachem Laboratories Neutral Regulator

Seachem Laboratories Neutral Regulator

SeaChem Neutral Regulator™ adjusts pH to neutral (pH 7.0) from either a low or high pH and maintains it there. It softens water by precipitating calcium and magnesium while removing any chlorine, chloramine, or ammonia. The use of...

From $6.49
Brightwell Aquatics Phytogold-M Golden Phytoplankton (Medium) 8-20 micron

Brightwell Aquatics Phytogold-M Golden Phytoplankton (Medium) 8-20 micron

8 - 20µm Phytoplankton Suspension for Soft Corals, Clams, Sponges, and Other Filter-Feeders Overview Provides phytoplankton ranging in size from 8 - 20µm. Ideally-sized for many soft corals, clams, sponges,tunicates, tube...

From $7.88
Seachem Laboratories PhosGuard Phosphate Remover

Seachem Laboratories PhosGuard Phosphate Remover

The Seachem PhosGuard (500 ml) from Pet Store is the product you must buy when dealing with freshwater aquariums contaminated with phosphate or silicate materials. This product is the best among the rest when it comes to removin...

From $9.99
Red Sea Coral Colors B Supplement (Potassium) - 500ml

Red Sea Coral Colors B Supplement (Potassium) - 500ml

Potassium complex that promote the Red colors in corals. Coral Colors B Supplement is part of the complete range of complementary major, minor and trace element complexes which together provide the needs of corals. Coral Colors...

$14.99
Korallin S-Plus 500 mL

Korallin S-Plus 500 mL

For over a decade, KORALLIN has supplied equipment to the private marine aquarist and zoological gardens around the world. Our equipment has significantly and effectively assisted them in the care, maintenance and growth of both i...

$26.99 $16.19
Brightwell Aquatics PhytoChrom - Color-Enhancing Phytoplankton 1-30 micron

Brightwell Aquatics PhytoChrom - Color-Enhancing Phytoplankton 1-30 micron

1 - 30µm Phytoplankton Suspension for Soft Corals, Clams, Sponges, and Other Filter-Feeders Overview Provides 6 types of phytoplankton ranging in size from1 - 30µm. Ideally-sized for many soft corals, clams, sponges,tuni...

From $14.69
Prodibio BIOPTIM

Prodibio BIOPTIM

Keep your aquariums clean and clear with the use of the Prodibio Bioptim from Pet Store . This solution comes in six vials that can effectively rid your tanks with harmful algae. Together with the Bio Digest, the Bioptim assures ...

From $26.99
Continuum Aquatics Bacter Gen-M Marine Microbe Culture

Continuum Aquatics Bacter Gen-M Marine Microbe Culture

BacterGen•M Description: Microbial Culture for Marine Aquariums Features: • Provides seed bacteria to quickly establish the nitrogen cycle in new marine aquariums • Provides bacterial cultures to digest leftover food...

From $13.49
Korallin Amino-Life 500 mL

Korallin Amino-Life 500 mL

Taking care of coral reefs is very rewarding. There's nothing like looking at an aquarium filled with beautifully and vibrantly colored corals swaying and undulating with the flow of the water. Of course, getting corals reefs t...

$29.49
Kent Marine Turbo Calcium

Kent Marine Turbo Calcium

Description: TURBO 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 better, with re...

From $13.91
Seachem Laboratories Reef Iodide

Seachem Laboratories Reef Iodide

SeaChem Reef Iodide ™ is an iodide supplement for those with dense populations of invertebrates or soft corals. It is also useful in tanks with aggressive skimmers. Reef Iodide™ is concentrated at 8,000 mg/L. As little as 1 mL in ...

From $5.99
Kordon AmQuel® Ammonia/Chloramine Remover

Kordon AmQuel® Ammonia/Chloramine Remover

Feature(s): A true one-step liquid ammonia and chloramine remover Nontoxic Simple to Use The original product that established the state-of-the-art in water conditioning technology regarding ammonia removal. 16oz bottle ...

From $9.49
Aquarium Pharmaceuticals® API Accu-Clear

Aquarium Pharmaceuticals® API Accu-Clear

Quickly clears cloudy aquarium water, eliminating clouds caused by dirt. Clumps tiny particles, causing them to fall to the bottom or collect in the filter. Makes any filter work more efficiently to create crystal-clear water fast...

From $6.99
Red Sea Coral Colors A Supplement (Iodine/Halogens) - 500ml

Red Sea Coral Colors A Supplement (Iodine/Halogens) - 500ml

Iodine/Halogen complex that promote the pink colors in corals. Coral Colors A Supplement is part of the complete range of complementary major, minor and trace element complexes which together provide the needs of corals. Co...

$14.99
Salifert All-In-One

Salifert All-In-One

The Salifert All-In-One 250 ml from Pet Store gives you a wonderful product that can provide all the trace elements your aquarium needs to sustain your fishes, plants and reefs. Made from all-natural ingredients found in the oce...

From $15.49
Kent Marine Tech-CB Package

Kent Marine Tech-CB Package

Make your marine aquarium a healthy home for your fish and corals. Grab the Kent Marine Tech-CB Package from Pet Store . These two formulas will help you balance the minerals in your tank. This helps provide your aquarium with pr...

From $11.99
Brightwell Aquatics CoralAmino

Brightwell Aquatics CoralAmino

If you’re the type of aquarist who loves to collect and keep a large set of shells, clams, and other invertebrates, then you may find it somewhat difficult to get your hands on a suitable product, which will give them the best nou...

From $12.85
Aqueon Tap Water Conditioner

Aqueon Tap Water Conditioner

Neutralizes the chlorine typically found in tap water, making it safe for fish. Helps to reduce the stress on fish as they become familiar with their new environment. Aids in restoring the natural slime coat to skin and gills, whi...

From $8.99
Tetra Safestart Freshwater

Tetra Safestart Freshwater

Immediately add fish to your new freshwater aquarium with Tetra SafeStart. Live nitrifying bacteria work instantly to remove ammonia and nitrite. Patented formula helps to seed your aquarium filter with nitra-digesting bacteria. S...

From $11.69
101 - 125 of 297
This item is temporarily unavailable but will be back in stock soon.

Item #
Price:
Click the Add To Cart button below if you'd like to reserve this item today. Any other items included in your order will be immediately processed and shipped. We will ship this item separately as soon as it arrives. We will not charge you for this item until it ships and you will incur no additional shipping charges.

Enter your email address in the field below and click the Notify Me button if you'd like us to send you an email when this item becomes available. Although you will be immediately notified when we have stock on hand, we will not reserve any units for you; you must return to our website and place an order.

Your Email:
Just enter your email address below and we'll let you
know when the product you are looking for becomes available!

Item Code:
Price:
Your Email:
Terms & Conditions | Privacy Policy © 1999-2015 PetStore.com. All rights reserved.