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My betta has fin rot after a full water change. What's next?

Updated On September 23rd, 2025

Pet's info: Fish | Unknown - Fish | Male | unneutered

My male Veiltail betta is experiencing some mild fin rot. I've 100% changed all the aquarium water, what should I do next?

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1 Answer

Most Helpful Answer

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Answered By Dr. Dayna, DVM, CVA

Veterinarian, Certified Veterinary Acupuncturist

Published on October 7th, 2017

The pet stores all have water additives you can use to help. I’ve used the melaleuca products in the past that have worked well. Continue to do frequent partial water changes and keep the water chemistry well balanced. Good luck!

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