Is BUFFALO STYLE CHICKEN FLATBREAD PIZZA vegan?

pizza crust (enriched wheat flour [wheat flour, malted barley flour, niacin, reduced iron, thiamin mononitrate, riboflavin, folic acid], water, flour, olive oil, yeast, salt, canola oil, sugar, wheat gluten, calcium propionate [mold inhibitor], sodium stearoyl lactylate), white chicken meat (chicken breast meat with rib meat, water, cultured sugar and vinegar, potato starch, sea salt, natural flavorings), buffalo blue cheese dressing (canola oil, cultured buttermilk, pepper sauce [cayenne red peppers, vinegar, salt, garlic], blue cheese [milk, salt, culture, enzymes], water, egg yolk, salt, distilled vinegar, sugar, maltodextrin, cultured dextrose, xanthan gum, carrageenan gum, dried garlic, spice), mozzarella cheese (pasteurized milk, cheese culture, salt, enzymes [potato starch and powdered cellulose {to prevent caking}, natamycin {a natural mold inhibitor}]), mild cheddar cheese (cheddar cheese [pasteurized milk, cheese culture, salt, enzymes, annatto {vegetable color}], potato starch and powdered cellulose [to prevent caking], natamycin [a natural mold inhibitor]), red onion, blue cheese crumbles (blue cheese [pasteurized milk, cheese cultures, salt, enzymes, penicillium roquefortii], powdered cellulose [to prevent caking], natamycin [to protect flavor]), celery, green onion, buffalo type seasoning (maltodextrin, paprika [color], salt, sugar, spice, cayenne pepper powder, citric acid, vinegar solids, sodium diacetate, natural flavors, triglycerides, disodium inosinate, disodium guanylate, extractive of paprika [color], garlic powder, with not more than 2% silicon dioxide added as an anti caking agent).

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