Overview Fluval Cycle Biological Enhancer is a ready-to-use biological supplement designed to jump-start your aquarium’s microbial community

It introduces a robust population of beneficial bacteria to help establish a safe biological habitat for fish and other aquatic life, especially during critical setup periods and routine maintenance

In practical terms, the micro-organisms in Fluval Cycle help foster a balanced water column by metabolizing ammonia and nitrite as part of ongoing tank care

While results can vary based on tank size, stock, and feeding routine, regular use may contribute to a more stable environment over time, supporting the well-being of new inhabitants without promising outcomes

Key Benefits All-natural water care that supports a healthy biological habitat by addressing ammonia and nitrite through beneficial bacteria Infused with a powerful team of microbes that immediately inoculates the aquarium water Especially effective when setting up a new aquarium or when introducing new fish to an existing one Useful during water changes and filter media changes when beneficial bacteria may be depleted Regular application helps reduce the likelihood of undesirable bacterial establishment 16

9-ounce bottle suitable for both freshwater and saltwater aquariums I Use Scenarios When you’re inaugurating a new tank to establish a healthy microbial foundation After adding new fish to help the system adapt to increased bioload During routine water changes or filter media changes to replenish beneficial bacteria As part of ongoing maintenance to support a stable tank environment How to Use Shake the bottle gently and dose according to the label directions Distribute the liquid in the area of highest water flow or near the filter intake for even distribution Continue your regular aquarium routine and test water parameters as needed What to Expect After dosing, beneficial bacteria begin to establish themselves and work to reduce ammonia and nitrite levels

With ongoing use, you may notice the tank maintaining a more balanced microbial community

This is presented as a possibility, not a , and depends on your specific setup and care routine

Why Choose Fluval Fluval has a long-standing history of water care innovation

This biological enhancer reflects Fluval’s commitment to reliable, user-friendly products that support both beginner and experienced aquarists in freshwater and saltwater environments

FAQ Q: What does Fluval Cycle Biological Enhancer do for my aquarium

A: It rapidly inoculates tank water with beneficial bacteria to help break down ammonia and nitrite, supporting a healthy start for new tanks and after water changes

Q: Is Fluval Cycle safe for freshwater and saltwater tanks

A: Yes

The 16

9 oz bottle is formulated for use in both freshwater and saltwater aquariums