API

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When purchasing a product, price is the consumer's primary concern. At present, API has 306 products for sale. API products range in price from $6.98 to $34.95, and the average price of all the products is about $15.24. It's affordable for most consumers, and you can feel free to pick your favorite products.

We found that most of the API products are manufactured by Mars Fishcare and Mars Fishcare North America. The manufacturers provide API with a steady supply of products, and they have a good cooperative relationship with each other.

You can confidently purchase API products on Amazon.com. The brand holds an average rating of 4.6, testifying to its excellent reputation.

API Best Sellers

Last Updated: Jan 12, 2025

API STRESS COAT Aquarium Water Conditioner 16-Ounce Bottle

Aquarium Water Treatments

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Contains one (1) API STRESS COAT Aquarium Water Conditioner 16-Ounce Bottle

Makes tap water safe and protects fish with dual-action formula

Removes chemicals from tap water that are harmful to fish

Replaces fish's protective coat damaged by handling or fish fighting with healing power of Aloe Vera extract

Use when adding or changing water, when adding new fish and when fish are sick or injured

Instructions: Add 5 ml. for each 10 gallons of aquarium water. Double the dose to replace slime coat and to repair damaged skin and fins

API QUICK START Freshwater and Saltwater Aquarium Nitrifying Bacteria 16-Ounce Bottle

Aquarium Water Treatments

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Contains one (1) API QUICK START Freshwater and Saltwater Aquarium Nitrifying Bacteria 16-Ounce Bottle

Allows instant addition of fish when starting a new aquarium

Reduces compounds harmful to fish when used routinely

Helps prevent fish loss in freshwater and saltwater aquariums

Use when starting a new aquarium, when adding new fish and when changing water and filter media

API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, White, Single, Multi-colored

Aquarium Test Kits

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Contains one (1) API FRESHWATER MASTER TEST KIT 800-Test Freshwater Aquarium Water Master Test Kit, including 7 bottles of testing solutions, 1 color card and 4 tubes with cap

Helps monitor water quality and prevent invisible water problems that can be harmful to fish and cause fish loss

Accurately monitors 5 most vital water parameters levels in freshwater aquariums: pH, high range pH, ammonia, nitrite, nitrate

Designed for use in freshwater aquariums only

Use for weekly monitoring and when water or fish problems appear

API STRESS ZYME Freshwater and Saltwater Aquarium Cleaning Solution 16-Ounce Bottle

Aquarium Water Treatments

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Contains one (1) API STRESS ZYME Freshwater and Saltwater Aquarium Cleaning Solution 16-Ounce Bottle

Keeps freshwater and saltwater aquariums clean and reduces maintenance

Consumes sludge to help keep gravel and decorations clean

Adds beneficial bacteria for a healthy aquarium

Use weekly to maintain a clean, healthy aquarium

API ACCU-CLEAR Freshwater Aquarium Water Clarifier 8-Ounce Bottle

Aquarium Water Treatments

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Contains one (1) API ACCU-CLEAR Freshwater Aquarium Water Clarifier 8-Ounce Bottle

Clears cloudy aquarium water

Clumps floating particles into large clusters that can be easily removed by an aquarium filter

Works fast and maximizes filter efficiency

Use weekly and when cloudy water is observed in freshwater aquariums only

API AQUA ESSENTIAL Water Conditioner 16 ounce bottle

Aquarium Water Treatments

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Contains one (1) API AQUA ESSENTIAL Water Conditioner 16 ounce bottle; treats up to 4,730 U.S. Gallons

WORKS INSTANTLY: Highly concentrated aquarium treatment works instantly to remove harmful chemicals, making tap water safe for fish in freshwater, saltwater and planted aquariums; Reduces the risk of fish loss when starting or maintaining a fish tank

DECHLORINATOR: Removes chlorine, chloramines, heavy metals which are found in tap water and can cause gill and tissue damage, breathing difficulty, stress and fish death

AMMONIA REMOVER: Removes the toxic ammonia continually released by fish through their gills, urine and solid waste. Uneaten food and decaying organic matter also add ammonia. Small amounts of ammonia stress fish; large amounts of ammonia will kill fish

NITRITES AND NITRATES REMOVER: Produced by fish waste and uneaten fish food, nitrites inhibit respiration and suppress the immune system at low levels, while high levels cause suffocation; Nitrates can be harmful to fish and lead to algae growth

API TAP WATER CONDITIONER Aquarium Water Conditioner 16-Ounce Bottle

Aquarium Water Treatments

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Contains one (1) API TAP WATER CONDITIONER Aquarium Water Conditioner 16-Ounce Bottle

Neutralizes chlorine, chloramines and other chemicals to make tap water safe for fish

Prevents tap water chemicals from causing gill destruction, tissue irritation and fish death

Super strength, high concentration formula

Use when adding or changing water and when adding new fish to freshwater and saltwater aquariums

Add 1 ml. for each 20 gallons of aquarium water.

API LEAF ZONE Freshwater Aquarium Plant Fertilizer 18-Ounce Bottle White

Aquarium Water Treatments

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Contains one (1) API LEAF ZONE Freshwater Aquarium Plant Fertilizer 16-Ounce Bottle

Promotes strong, hardy and colorful leaves and prevents yellow, decaying leaves

Contains essential nutrients including chelated iron and potassium

Formulated for rapid absorption in freshwater aquarium plants

Dose your aquarium weekly with 5 ml of API LEAF ZONE per 10 US gallons of aquarium water

API ALGAEFIX Algae Control 16-Ounce Bottle

Aquarium Water Treatments

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Contains one (1) API ALGAEFIX Algae Control 16-Ounce Bottle

Controls algae growth and keeps aquarium glass, ornaments and plants clean

Fast-acting and effective on "green water" algae blooms, string or hair algae

Will not harm fish and plants when used as directed

Dose every three days until algae is under control then dose weekly

API MELAFIX Freshwater Fish Bacterial Infection Remedy 16-Ounce Bottle

Aquarium Water Treatments

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Contains one (1) API MELAFIX Freshwater Fish Bacterial Infection Remedy 16-Ounce Bottle

Heals bacterial infections and repairs damaged fins, ulcers and open wounds

Contains natural, botanical tea tree extract to quickly and rapidly help fish

Helps treat newly-introduced fish to reduce risk of disease outbreak in freshwater aquariums

Use daily for a week when treating infections and for 3 days as a preventive when adding new fish

Not for human consumption or for the treatment of fish intended for human consumption. Keep out of the reach of children. For aquarium use only.

API Co2 Booster Freshwater Aquarium Plant Treatment 16 oz Bottle, Brown

Aquarium Water Treatments

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Contains one (1) API CO2 BOOSTER Freshwater Aquarium Plant Treatment 16-Ounce Bottle

Promotes plant growth in freshwater aquariums

Adds essential carbon in a form plants can absorb from the water

Can be used alone or with a CO2 system without altering aquarium pH levels

Use daily in order to ensure lush, vibrant aquarium plants

API ROOT TABS Freshwater Aquarium Plant Fertilizer 0.4-Ounce 10-Count Box

Garden Fertilizers

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Contains one (1) API ROOT TABS Freshwater Aquarium Plant Fertilizer 0. 4-Ounce 10-Count Box

Promotes strong root development for lush plants in freshwater aquariums

Contains essential nutrients including iron, potassium and carbon

Helps new aquatic plants get off to a vigorous start and to keep established plants flourishing

Add tablets to gravel bed every month to ensure best results

API LIQUID SUPER ICK CURE Fish remedy, Freshwater and Saltwater Fish Medication 4 fl oz(Pack of 1), White

Aquarium Water Treatments

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Contains one (1) API LIQUID SUPER ICK CURE Freshwater and Saltwater Fish Medication 4-Ounce Bottle

Treats "ich" white spot disease in fish and secondary bacterial fish infections

Quickly kills ich parasite, typically within 24 hours of first dose

Use only in freshwater and saltwater aquariums not with reef aquariums

Dose every day for five days when symptoms first start occurring

API AQUARIUM SALT Freshwater Aquarium Salt 67-Ounce Box (Packaging May Vary)

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Contains one (1) API AQUARIUM SALT Freshwater Aquarium Salt 67-Ounce Box

Promotes fish health and disease recovery with increased electrolytes

Improves respiration for fish in freshwater aquariums

Made from evaporated sea water for all-natural results

Use when changing water, when setting up a new freshwater aquarium and when treating fish disease

API FIN & BODY CURE Freshwater Fish Powder Medication 10-Count Box

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Contains one (1) API FIN and BODY CURE Freshwater Fish Powder Medication 10-Count Box

Treats body slime, eye cloud, fin and tail rot, open red sores, gill disease, and hemorrhagic septicemia

Causes slight discoloration of water that can be fixed by adding activated charcoal

Use only in freshwater aquariums

Use daily for four days when symptoms of bacterial diseases appear

API 5-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 100-Count Box

Aquarium Test Kits

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Contains one (1) API 5-IN-1 TEST STRIPS Freshwater and Saltwater Aquarium Test Strips 100-Count Box

Monitors levels of pH, nitrite, nitrate carbonate and general water hardness in freshwater and saltwater aquariums

Dip test strips into aquarium water and check colors for fast and accurate results

Helps prevent invisible water problems that can be harmful to fish and cause fish loss

Use for weekly monitoring and when water or fish problems appear

API PIMAFIX Antifungal Freshwater and Saltwater Fish Remedy 16-Ounce Bottle

Aquarium Water Treatments

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Contains one (1) API PIMAFIX Antifungal Freshwater and Saltwater Fish Remedy 16-Ounce Bottle

Rapidly and safely treats fungal infections on body and fins of fish

Contains all-natural extract from West Indian Bay Trees to help with fungus and cottony growth

Helps heal internal and external bacterial infections in freshwater, saltwater and reef aquariums

Use daily for a week when treating infections

API Fishcare 52Q API TAP Aquarium Water Conditioner 32-Ounce Bottle

Aquarium Water Treatments

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Contains one (1) API TAP WATER CONDITIONER Aquarium Water Conditioner 32-Ounce Bottle

Neutralizes chlorine, chloramines and other chemicals to make tap water safe for fish

Prevents tap water chemicals from causing gill destruction, tissue irritation and fish death

Super strength, high concentration formula

Use when adding or changing water and when adding new fish to freshwater and saltwater aquariums

API Powder General Cure 20 pack

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20 total packets API General Cure

Add to water to treat aquatic diseases

Quickly eliminates a wide variety of diseases from your aquarium

Cures fish of gil and skin flukes, swollen abdomen, wasting disease, and hole-in-the-head

API's treatment is safe and effective for use in both fresh and saltwater aquarium environments

API AMMO-LOCK Freshwater and Saltwater Aquarium Ammonia Detoxifier 16-Ounce Bottle

Aquarium Water Treatments

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Contains one (1) API AMMO-LOCK Freshwater and Saltwater Aquarium Ammonia Detoxifier 16-Ounce Bottle

Detoxifies ammonia in aquarium water and tap water

Works instantly to make aquarium water safe for fish

Reduction in ammonia levels measurable on any API Test Kits

Dose freshwater and saltwater every two days until ammonia is not detected

API FAQs

Is API Legit?

Yes, API is a legitmate brand on Amazon. After conducting a comprehensive analysis of 190,081 customer reviews for API products on Amazon, we have determined its average rating. With a strong performance and good quality, API has received an average rating of 4.6 from numerous buyers, indicating that API are trustworthy and live up to their claims. Therefore, it is safe to make purchases from API on Amazon.

Amazon has strict policies and safety measures in place that ensure only legitimate sellers and products are allowed on their platform. It also provides a secure payment gateway and offers buyer protection, ensuring your transaction is safe. In the unlikely event that there's an issue with your purchase, Amazon's customer service and return policies are designed to protect your interests.

How to find more API products?

If you're interested in API and want to find more API products, you can follow the steps below:

Go back to FindThisBest's homepage.
Type API in the search box and hit Enter to see the search results.
Find and click the correct API to go to the new page.
Select the products you want in the API buying guide, and take a glance at the prices and features of the products.
View the products interest you on Amazon to read the customer reviews and check the ratings. Besides, you can hit the "brand" to find more API products.

How does findthisbest choose the top API products?

We analyze millions of API products reviews and customer reviews to recommend the best picks for most consumers. We have a professional team with decades of experience to test the products, which can help ensure that we provide our readers with accurate advice and best recommendations.

How can I purchase API products via FindThisBest?

Go to the API page.
Select the product you want in the API buying guide, and then view the product on Amazon. For example, if you are interested in the top 1 product API STRESS COAT Aquarium Water Conditioner 16-Ounc..., you can view it on Amazon page.
Place your order on Amazon.

Who are the manufacturers of the API products?

Most of the API products are produced by Mars Fishcare and Mars Fishcare North America. The manufacturers provide API with a steady supply of products, and they have a good cooperative relationship with each other.

What is the purpose of your brand guide?

Our mission is to provide you with the most up-to-date and objective information about the API products, helping you make more informed buying decisions. We recommend best choices of the products from the API brand, helping you make better shopping choices with less time and energy.

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