try switching them onto dry food during the day with wet food in the evening?

Iams do a sensitive kitten food which might be better for her

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Dogs have owners, Cats have servants

My Furbabies! (kittens!)
Pixie - 11/05/2010 - Grey & Beige Tabby (with Bengal type spotty markings) - From Hissy monster to lap kitten
Poppy - 09/06/2010 - Black with chocolate stripes - Just pure Crazy Kitty