API

API® pH DOWN pH adjuster lowers pH to make freshwater aquariums more acidic for fish and plants when levels rise too high. pH is the measure...

The API® pH TEST KIT monitors pH to maintain healthy freshwater conditions in your tank. pH control is imperative to prevent the harmful eff...

Tests for nitrite in freshwater & saltwater aquariums. Nitrite, toxic to fish, is produced by nitrifying bacteria in the biological filte...

Salicylate test measures ammonia levels in both fresh & saltwater aquariums. Ammonia, the #1 killer of tropical fish, is continually prod...

All-natural API® POND SALT is made from evaporated sea water, and provides essential electrolytes that fish need to survive. Salt improves gill fun...

API® BETTA FOOD is scientifically formulated to enhance the vibrant colors of your Betta, and is designed as a floating pellet for all Betta fis...

API Betta Flakes are designed specifically for betta fish, and are formulated to support natural color. This breakthrough formulation allows for th...

API® STRESS ZYME bacterial cleaner contains over 300 million live bacteria per teaspoonful to consume sludge and reduce aquarium maintenance, ke...

API® E.M. ERYTHROMYCIN fish remedy helps broad spectrum treatment and control of bacterial disease, such as body slime, mouth fungus, Furunculos...

API® 5-IN-1 TEST STRIPS are the quick and easy way to test the 5 most important aquarium water parameters – pH, KH, GH, nitrate, and nitrite – ...

API® FIN & BODY CURE fish remedy treats bacterial fish diseases that produce symptoms such as body slime, eye cloud, fin & tail rot, ope...

API® GENERAL CURE fish remedy treats a wide variety of parasitic diseases including velvet, hole-in-the-head disease (Hexamita spp. & Sp...

The API® REEF MASTER TEST KIT test 4 key parameters – calcium, carbonate hardness, phosphate, and nitrate – to keep reef inhabitants healthy...

API® pH UP pH adjuster raises pH levels in your aquarium to make water more alkaline when levels fall too low. pH is the measure of acidic or al...

API® pH DOWN pH adjuster lowers pH to make freshwater aquariums more acidic for fish and plants when levels rise too high. pH is the measure of ...

API® SUPER ICK CURE fish remedy treats “Ich,” or white spot disease, in fish, along with other highly contagious parasitic diseases. The Ich pa...

Phosphate can enter your aquarium through tap water, fish waste, and decaying organics such as uneaten food and dead algae. Excess phosphate ...

API® LEAF ZONE plant fertilizer contains iron & potassium for colorful leaves and a vibrant planted aquarium. Product is formulated for rapi...

API® MELAFIX fish remedy is an all-natural antibacterial treatment that works to treat infections in fish. Common bacterial infections are o...

API® STRESS COAT water conditioner makes tap water safe for fish by removing chlorine, chloramines and heavy metals from tap water, and contain...

API® STRESS ZYME bacterial cleaner contains over 300 million live bacteria per teaspoonful to consume sludge and reduce aquarium maintenance...

API® 5-IN-1 TEST STRIPS are the quick and easy way to test the 5 most important aquarium water parameters – pH, KH, GH, nitrate, and nitrit...

API® MELAFIX fish remedy is an all-natural antibacterial treatment that works to treat infections in fish. Common bacterial infections are o...

API Pimafix fish remedy is an all-natural, antifungal remedy for fish fungal infections, with a formula derived from the West Indian Bay Tree –...