Dreamtwister beat me to the pic of the grossly obese kids jamming their maws.
Last time I was in a BK (quite a while!) they had charts up showing you exactly what you were...eating. You'd need to be a chemist to ID some of this stuff.
$this->bbcode_second_pass_quote('', ' ')McRib Bun:
Enriched flour (bleached wheat flour, malted barley flour, niacin, reduced iron, thiamin mononitrate, riboflavin, folic acid), water, yeast, high fructose corn syrup, contains 2% or less of the following: yellow corn meal, salt, partially hydrogenated soybean and cottonseed oils, canola oil, soybean oil, dextrose, sugar, calcium sulfate, cultured wheat flour, wheat gluten, ammonium sulfate, monocalcium phosphate, ammonium chloride, cellulose gum, diastatic malt, calcium carbonate, soy flour, deactivated dry yeast, dough conditioners (may contain one or more of the following: ascorbic acid, enzymes, sodium stearoyl lactylate, azodicarbonamide, calcium peroxide, guar gum, distilled monoglycerides, DATEM, mono- and diglycerides, ethoxylated mono- and diglycerides, calcium stearoyl lactylate), calcium propionate and sodium propionate (preservatives), soy lecithin. CONTAINS: WHEAT AND SOY
$this->bbcode_second_pass_quote('', 'I')n the UK, the Health and Safety Executive has identified azodicarbonamide as a respiratory sensitiser (a possible cause of asthma) and determined that products should be labeled with "May cause sensitisation by inhalation."