I used to think the same thing. All fast foods are loaded with extra preservatives and shit. Even the "healthy" choices.
Chick-fil-A® Chargrilled Chicken Sandwich
Ingredients: Chargrilled chicken breast filet containing up to 18% solution of water, seasoning (sugar, salt, dextrose, garlic powder, onion powder, maltodextrin (corn based), autolyzed yeast extract, spice, disodium inosinate, disodium guanylate flavor, paprika [color]), seasoning (salt, sugar, spices, and paprika), butter flavored vegetable oil (partially hydrogenated soybean oil, palm kernel oil, lecithin, artificial flavor, TBHQ, beta carotene), rice starch and potassium phosphate, tomatoes, green leaf lettuce, pickles (cucumbers, water, vinegar (grain source varies), salt, contains less than 1% of the following: calcium chloride, alum, sodium benzoate and potassium sorbate [preservatives], natural flavors, polysorbate 80, Yellow #5, blue 1).