. >> reporter: 2year-old katy taylor is running hard between her booming gluten free catering business a the new gluten free bakery she's about to open. >> cookies, brownies, tarts, pies. >> reporter: it' called >> i threw out so many cupcakes. it w hard to figure out what the blend needed to be. sometimes it would turn out too soft or sometimes too hard. >> reporter: she cse gluten free desserts and bread because of her mother's illss and the kids she met while a counselor at a cp in livermore. they suff with seal yack disease. their bodies can't tolerate gluten, a protein in cerin grains. here are some of the stories that broke katy's heart. >> if i have too much of the gluten, i could have kidney failure and stuff like that. >> i get really sick. >> what kind of sick? >> i'll be in the bathroom all night throwing up. >> i usually get really bad migrnes. >> they found out because i was breaking a few bones every year. >> i can'teat wheat, oats, barley or rye. so sometimes i'm at a birthd parties, i can't have the cake. >> on a gluten free diet, it changed my health. >> reporter: katy