Is RAINBOW VANILLA CREME CAKE, RAINBOW VANILLA vegan?

sugar, bleached enriched flour (wheat flour, niacin, reduced iron, thiamine mononitrate, riboflavin, folic acid), whole eggs, butter (cream [milk], salt), whole milk (milk, vitamin d3), soybean oil, water, sour cream (nonfat milk, cultured cream, whey [milk], food starch-modified [corn], sodium phosphate, guar gum, carrageenan gum, sodium citrate, locust bean gum, potassium sorbate [preservative], enzymes), glycerin, food starch-modified (corn, tapioca). contains 2% or less of each of the following: natural and artificial flavor (milk), wheat starch, whey (milk), vegetable shortening (palm oil, soybean oil, propylene glycol mono- and diesters of fats and fatty acids, mono- and diglycerides, soy lecithin), salt, emulsifier (propylene glycol esters, mono- and diglycerides, sodium stearoyl lactylate), vital wheat gluten, buttermilk powder, sodium bicarbonate, acidic sodium aluminum phosphate, aluminum sulfate, soy lecithin, potassium sorbate (preservative), calcium propionate (preservative), nonfat dry milk, mono- and diglycerides, coloring gel (water, high fructose corn syrup, glycerin, red 40, yellow 5, blue 1, sugar, food starch-modified, carrageenan gum, preservatives [sodium benzoate, potassium sorbate], xanthan gum, citric acid), sodium acid pyrophosphate, guar gum, whey protein concentrate (milk), egg whites, soy flour.

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