For dogs, perhaps. For cats, there isn't. They need Taurine which is available form quality wet cat food. Depriving them of this will be a downturn in their health. It's not even a good idea to entertain this. Perhaps balance it out. For example, I feed my 3 cats tuna maybe once or twice a week as a treat, but so too do I understand that they cannot be healthy on just tuna…
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