Ammonia levels will rise naturally due to the accumulation of fish waste and the breakdown of any uneaten food in water. Harmful ammonia is neutralized and tap water is conditioned for fish after a single dose of Aqueon Ammonia Neutralizer. Satisfaction .

Neutralizes harmful ammonia and nitrites that can build up in aquarium water

Also acts as a water conditioner, neutralizing chlorine and chloramines

To reduce ammonia build-up, avoid overcrowding or overfeeding and perform regular partial water changes