API GOLDFISH AQUARIUM CLEANER Aquarium Cleaner 4-Ounce Bottle

Price: $4.28
(as of Dec 30, 2025 11:29:43 UTC – Details)

API Goldfish Aquarium Cleaner

The API Goldfish Aquarium Cleaner is a powerful solution for keeping goldfish bowls or aquariums clean and healthy. This 4-ounce bottle of aquarium cleaner breaks down and naturally consumes fish waste, reducing sludge build-up and helping to keep gravel clean.

Features

• Cleans goldfish aquariums by breaking down and consuming fish waste
• Reduces sludge build-up to help keep gravel clean
• Adds beneficial bacteria for a healthy aquarium
• Treats 47 US gallons of water
• Easy to use: simply add to water when cleaning or adding new water

Pros

• Effective at reducing sludge build-up and keeping gravel clean
• Adds beneficial bacteria for a healthy aquarium
• Easy to use and convenient
• Affordable and long-lasting
• Suitable for goldfish aquariums of all sizes

Cons

• May not be suitable for aquariums with sensitive fish or plants
• Requires regular use to maintain effectiveness
• Not a substitute for regular water changes and tank maintenance

Product Details

The API Goldfish Aquarium Cleaner is a 4-ounce bottle that treats 47 US gallons of water. It is recommended for use in goldfish aquariums of all sizes and is safe for use with goldfish and other cold-water fish. The product is manufactured by Mars Fishcare and has been available since August 19, 2004.

Customer Reviews

The API Goldfish Aquarium Cleaner has an average rating of 4.4 out of 5 stars based on 1,373 customer reviews. Customers praise the product’s effectiveness at reducing sludge build-up and keeping gravel clean, as well as its ease of use and affordability. Some customers note that the product may not be suitable for aquariums with sensitive fish or plants, and that regular use is required to maintain effectiveness.