From
Subway's site:
CHICKEN BREAST PATTY Chicken breast with rib meat, water, seasoning (corn syrup solids, vinegar powder [maltodextrin, modified corn starch & tapioca starch, dried vinegar], brown sugar, salt, dextrose, garlic powder, onion powder, chicken type flavor [hydrolyzed corn gluten, autolyzed yeast extract, partially hydrogenated soybean oil and cottonseed oil, thiamine hydrochloride, disodium inosinate & disodium guanylate]), sodium phosphate.
WHEAT BREAD Enriched flour (flour, malted barley flour, niacin, iron, thiamin mononitrate, riboflavin, folic acid), water, whole wheat flour, high fructose corn syrup, wheat gluten, contains less than 2% of the following: wheat bran, yeast, salt, soybean oil, dough conditioner (acetylated tartaric acid esters of mono-and diglycerides, ammonium sulfate, calcium sulfate, ascorbic acid, azodicarbonamide, potassium iodate, amylase (enzymes)], cracked wheat, sodium stearoyl-2-lactylate, caramel color (contains sulfites), dried honey preparation (honey powder, invert sugar, wheat starch, soy bran flour, silicon dioxide [anti-caking]), mineral oil. Contains soy and wheat.
So their chicken is quite processed, and their wheat bread is still made from enriched flour.
Their wraps are a little less evil, and still quite tasty:
CARB-CONSCIOUS WRAP: Water, wheat gluten, corn starch, oat fiber, soy oil, isolated soy protein, soy flour, salt, sesame flour, calcium sulfate, contains 2% or less of: unbleached wheat flour, acacia gum, wheat bran, sodium aluminum phosphate, sodium bicarbonate, calcium propionate (a preservative), guar gum, fumaric acid, potassium sorbate, monoglycerides, sucralose, l. cysteine, enzyme. Contains soy and wheat.