Is VANILLA FLAVORED WHITE BUTTERCREME HOORAY, VANILLA vegan?

white cake: sugar, bleached enriched flour (wheat flour, malted barley flour, niacin, reduced iron, thiamine mononitrate, riboflavin and folic acid), vegetable shortening (palm oil, soybean oil, propylene glycol mono- and diesters of fats and fatty acids, mono- and diglycerides, soy lecithin), water, nonfat milk, eggs, palm oil, soybean oil, food starch - modified. 2% or less of each of the following: cellulose gum, dextrose, egg yolks, emulsifiers (mono- and diglycerides, propylene glycol mono- and diesters of fats and fatty acids, sodium stearoyl lactylate, soy lecithin), guar gum, monocalcium phosphate, natural and artificial flavor, polysorbate 60, salt, sodium acid pyrophosphate, sodium aluminum phosphate, sodium aluminium phosphate acidic, sodium bicarbonate, sodium stearoyl lactylate, soy flour, wheat starch, xanthan gum. icing: sugar, vegetable oil (palm oil, canola oil, mono- and diglycerides, polysorbate 60), water, corn syrup. contains less than 2% of: guar gum, lactylic esters of fatty acids, food starch-modified, natural flavor, phosphoric acid, potassium sorbate (preservative), sodium benzoate (preservative), propylene glycol mono- and diesters of fats and fatty acids, salt, caramel color, blue 1, red 40, red 40 lake, yellow 5, blue 2, red 3, yellow 5 lake, yellow 6 lake. garnish: sugar, cornstarch, rice flour, palm oil, vegetable oil (palm, palm kernel), cocoa processed with alkali. contains less than 2% of: confectioner's glaze, vegetable oil (coconut, canola), artificial color, gum acacia, xanthan gum, tapioca starch, tapioca syrup, titanium dioxide (color), natural and artificial flavor, dextrin, soy lecithin, carnauba wax, potassium sorbate (preservative), red 40, yellow 5, yellow 6, blue 1, mono- and diglycerides, polysorbate 60.

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