It is also ideal for quickly establishing safe and essential conditions in new aquarium setups, so that you can introduce fish to new aquariums immediately.

Regular application helps to competitively exclude the establishment of undesirable bacteria in aquariums.

Cycle provides consistent results thanks to our unique and proprietary bio-floc technology that preserves product stability, efficacy and shelf life. High-quality production processes ensure that every container of Cycle contains pure, safe bacterial colonies free of undesirable contaminants.

Cycle is an all-natural product that will not harm plants, animals or humans. It does not require refrigeration. For fresh and saltwater use. Size: 120 mL (4 fl oz)

DOSAGE:

New Aquariums
Day 1: 25 mL per 38 L (10 U.S. gal)
Day 2: 10 mL per 38 L (10 U.S. gal)
Day 3: 10 mL per 38 L (10 U.S. gal)

All regular maintenance activities (water changes, filter maintenance, etc.)
5 mL per 38 L (10 U.S. gal)

After adding new fish and/or medicating
10 mL per 38 L (10 U.S. gal)

Weekly dosage to maintain a strong beneficial biological colony
5 mL per 38 L (10 U.S. gal)