You have no idea what crap they put in manufactured cigarettes.
A buddy of mine went to work for one of the tobbacco companies after leaving the Air Force, and he was bragging about how they have a machine on the production line that can do a zillion quality control checks by passing radiation through the cigarette and measuring the results.
I quit smoking that afternoon.
Well, according to a "Roll your own," forum...
Sugars (Sucrose and/or Invert Sugar and/or High Fructose Corn Syrup)
Carob Bean and Extract
Cocoa and Cocoa Products
Natural and Artificial Flavors
= Marlboro tobacco