Stress Zyme

Manufacturer : Mars Fishcare
Model Number : 56J

A biological filter additive containing live bacteria that improves the development of the biological filter. Use when setting up and maintaining all aquariums. For new aquariums, on the first, seventh, and fourteenth days, two teaspoons for each 1 us gallon of water.

Then weekly, add one teaspoon for each 1 us gallon. For existing aquariums, add one teaspoon for each 1 us gallon weekly. Ingredients: Bacterial Cultures. Unit Size: 64 Ounce