Is THE ORIGINAL PUMPKIN SPICE LOAF vegan?

cake mix (sugar, enriched flour bleached [wheat flour, niacin, reduced iron, thiamin mononitrate, riboflavin, folic acid, soybean oil, food starch-modified, contains 2% or less of: mono and diglycerides, leavening (baking soda, sodium aluminum phosphate), modified whey, salt, sodium stearoyl lactylate, sorbitan monostearate, calcium acetate, nonfat milk, xanthan gum, guar gum, natural and artificial flavor, vital wheat gluten, polysorbate 60, egg, soy flour), egg, pumpkin, soybean oil, sour cream (milk, milk fat, nonfat milk, corn starch, tapioca starch, gum acacia, guar gum, locust bean gum, carrageenan, whey, lactic acid, citric acid, phosphoric acid), sugar, palm and palm kernel oil, water, potassium sorbate preservative, milk, natural flavor, whey powder, salt, cinnamon, cultured lowfat buttermilk (cultured low fat milk, nonfat milk, food starch-modified, sodium citrate, locust bean gum, carrageenan, mono and diglycerides, salt, vitamin a palmitate, vitamin d3), cloves, nutmeg, allspice, lactose, sodium benzoate preservative, caramel color, soy lecithin, orange color (water, high fructose corn syrup, glycerine, yellow 6, sugar, food starch-modified, sodium benzoate preservative, carrageenan gum, potassium sorbate preservative, xanthan gum and citric acid), methyl paraben preservative, propyl paraben preservative.

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