Stress Zyme improves the development of your biological filter and helps keep a naturally balanced aquarium. Contains 100 million live bacteria per teaspoonful. Continuous use of Stress Zyme assures a healthy biological filtration, good water quality and a clean aquarium.

Instructions:
New aquariums: First use Stress coat to remove chlorine. Next on the 1st, 7th and 14th days add 2 teaspoonfuls of Stress Zyme for each 10 gallons of aquarium water. Thereafter, each week, add 1 teaspoonful of Stress Zyme for each 10 gallons. Existing aquariums: To maintain good water quality and healty biological filtration, add 1 teaspoonful of Stress Zyme for each 10 gallons of water weekly.

• 8 oz -Treats up to 480 gallons
• 16 oz - Treats up to 960 gallons
• 64 oz -Treats up to 3,840 gallons.

Safe for freshwater and saltwater fish, invertebrates and plants.

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