If you're like a lot of pet owners, in the past few weeks, you've probably considered the following: going organic, cooking for your cat, and/or going to a raw food diet. In the short run, you might have panicked and decided to feed your cat nothing but tuna, kitty's favorite. And she loves you for it...when she's not snarfing down the tuna.
However, while tuna is great as an occasional snack, it lacks many of the nutrients your cat needs to thrive. So make it an infrequent delight, not an everyday dinner. More about tuna here.