Is Thomas English Muffins safe?

Full ingredient label

enriched wheat flour (flour, malted barley flour, reduced iron, niacin, thiamin mononitrate [vitamin B1], riboflavin [vitamin B2], folic acid), water, farina, yeast, salt, sugar, calcium propionate, sorbic acid, vegetable oil (soybean), wheat gluten, grain vinegar, soy lecithin, soy, whey