Check out the Kosher section of your local grocery store. Better yet, find a kosher bakery. Anything labeled PAREVE will not have any meat or dairy. The only thing to check for is soy.
The first time my wife went on this diet, my wife spent the first two weeks feeling like she was melting away Here are some snack foods we've found:
- Lay Chips: Plain, Salt and Vinegar, All Dressed (check others)
- Oreo cookies
- Dad's Oatmeal (and oatmeal raisin) cookies
- President's Choice Trail Mix granola bars (Loblaws/Provigo/Sobeys/Maxi)
Remember to check all of the ingredients anyway, since they can change at any time.