API Quick Start Freshwater & Saltwater Aquarium Nitrifying Bacteria (16 oz)

Price: $17.38
(as of Sep 24, 2026 03:15:42 UTC – Details)

In a new aquarium, harmful ammonia and nitrite build up from fish waste, often resulting in fish loss or new tank syndrome. The unique, patented nitrifying in API quick start are scientifically proven to quickly consume ammonia and nitrite to help prevent new tank syndrome. Allows immediate addition of fish to a new freshwater or saltwater aquarium. Use when starting a new aquarium, adding new fish, changing water, changing filter media, after medicating, or whenever ammonia or nitrite are detected. Allows instant addition of fish. Helps prevent fish loss. Immediately starts aquarium cycle. Contains live, nitrifying . No refrigeration required. All natural.
Product Dimensions ‏ : ‎ 2.5 x 2.5 x 8.75 inches; 1 pounds
Manufacturer recommended age ‏ : ‎ 1 month and up
Item model number ‏ : ‎ 89E
Department ‏ : ‎ Unisex-Adult
Date First Available ‏ : ‎ January 13, 2012
Manufacturer ‏ : ‎ Mars Fishcare
ASIN ‏ : ‎ B006YG12F6
Best Sellers Rank: #1,723 in Pet Supplies (See Top 100 in Pet Supplies) #10 in Aquarium Water Treatments
Customer Reviews: 4.7 4.7 out of 5 stars (15,440) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

API QUICK START – Allows instant addition of fish when starting a new aquarium or adding fish.
Fast and Effective – Reduces compounds harmful to fish when used routinely.
Safe for Fish – Helps prevent fish loss in freshwater and saltwater aquariums or fish tanks.
How to Use – Use when starting a new aquarium, when adding new live fish, and when changing water and filter media.
Why API Products? – For over 60 years, we’ve been a leader in the aquatics industry, developing and perfecting products and solutions for indoor aquariums and outdoor ponds. Today, our family of products includes treatments, testing, and nutrition.

Product summary

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