Dr. Tim's Aquatics Eco-Balance Probiotic Bacteria for Saltwater Aquarium

Uses friendly probiotic bacteria as a natural way to restore and maintain a balanced aquarium environment that promotes beneficial bacteria while helping to reduce the numbers of bad bacteria resulting in a clean, healthy aquarium. Blocks out unfriendly bacteria via competitive exclusion. Use Instructions: When using for the first time consider a half-dose as the potent bacteria in ECO-BALANCE may cause oxygen levels in the water to temporarily drop. Shake well before using. Maximum dose 10 ml (2 capfuls) per 10 gal. Use once per week as a natural way to keep your aquarium healthy, clean and in balance.