API® MARINE STRESS ZYME bacteria cleaner contains millions of live bacteria that consume sludge and organic debris, reducing tank maintenance by keeping live rock, coral reefs, sand, gravel, and tank glass clean. It can be used weekly to reduce tank maintenance and maintain a strong biological filter.

Making API MARINE STRESS ZYME bacteria cleaner part of regular tank care ensures an active biological filter, a cleaner tank, healthier fish, and good water quality.

Add 5 ml per 10 gallons of water weekly.