


Contains live bacteria to consume sludge and reduce aquarium maintenance
- Keeps aquariums clean
- Improves biological filter
Stress Zyme adds beneficial bacteria to break down and consume organic matter to help keep the aquarium clean!
The bacteria in Stress Zyme is uniquely suited to consume aquarium sludge, and also keep the gravel clean.
It contains over 300 million live bacteria per teaspoonful, and breaks down organic compounds that cause dangerous conditions such as ammonia and nitrite poisoning and low oxygen levels.
These bacteria improve the development of the biological filter and help clean a dirty aquarium.
Making Stress Zyme a part of regular care assures an active biological filter, cleaner aquarium, healthier fish and good water quality.
No refrigeration necessary. For use in fresh and saltwater.

API (Aquarium Pharmaceuticals) has been the leading company in research and development for treatments and advances in aquarium fish care for over 60 years! The research and development scientists at API brand have pioneered scientific studies on aquarium treatments that have led to significant advances in the care of ornamental fish. This work has garnered over 30 global patents for breakthrough innovations in the aquatic industry.