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Answer:

For good nutrition, cats need vitamins, such as A, B, D, E, and K, as well as minerals, such as calcium and phosphorus.

Answer:

I owned a cat with a tumor that eventually surpassed her in size. Basically I let her eat whatever she wanted to. Sometimes that meant that we had to cook up special meats like lamb and fish.

also see Five Tips for Better Feline Skin Care

also see Choosing a Cat Appetite Stimulant

also see Natural Cat Hairball Remedy Options

also see Megacolon