Is Milton's Roasted Vegetable Cauliflower Crust Pizza safe?

Full ingredient label

Cauliflower crust (cauliflower, non-gmo low moisture part-skim mozzarella cheese (non-gmo cultured pasteurized part skim milk, salt vegetarian enzymes, powdered cellulose[ to prevent caking], calcium chloride), rice flour, tapioca starch, water egg whites, modified rice starch, sugar, organic yeast, salt, cultured brown rice, garlic powder, italian seasoning, xanthan gum, non-gmo part skim low moisture mozzarella cheese (non-gmo cultured pasteurized part skim milk, salt, vegetarian enzymes, calcium chloride) tomato sauce (water, tomato paste, seasoning {cane sugar, sea salt, dehydrated onion and garlic, spices} sea salt), roasted zucchini, roasted bell peppers (roasted red bell peppers, roasted yellow bell peppers, roasted green bell peppers), roasted onion, pecorino romano and parmesan cheese blend (pecorino romano cheese {pasteurized sheep's milk, salt, enzymes}, parmesan cheese {pasteurized milk, cheese cultures, salt, enzymes}), roasted garlic, basil, oregano.