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    API Stress Zyme + 4 oz.


    Item # 199586 / Manufacturer Part # 56C

    Was $4.99
    Now $2.66
    Stress Zyme contains 100 million live bacteria per teaspoon to enhance the growth of any biological filter. Helps cycle your tank faster Continuous use assures a healthy biological filter, good water quality and a clean aquarium. Helps to eliminate ammonia and nitrate.

    Keep from freezing. Safe for freshwater or saltwater aquariums.
    6 oz. bonus bottle. Treats up to 360 gallons.
    Stress Zyme is restricted and will not be shipped to Hawaii.


    Package Size4 oz.
    Treats up to230 gal.
    Use API dosing cap included with bottle. To maintain a clean, healthy aquarium: add 1 tsp. (5ml) per 10 U.S. gallons weekly. For new aquariums, to help boost the biological filter: double the dose, use at start up, and for 2 additional weeks.
    Non pathogenic bacterial cultures

    Average Rating

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