But burning and inhaling added things like chocolate and licorice doesn't help. Chocolate and licorice are both flavoring additives to cigarettes. They make cigarettes taste better. There is also evidence that both are carcinogens when burned. But flavorings aren't the only extra ingredients in cigarettes.
Chemicals used in their manufacture also show up in the final product.
While many additives are dangerous in and of themselves, some are also used to increase the kick of nicotine. The tobacco industry says it uses the chemical as a flavoring. But according to tobacco industry documents leaked to the Wall Street Journal , ammonia is used to boost the amount of nicotine a smoker inhales. Nicotine treated with ammonia is absorbed into the bloodstream faster than non-treated nicotine. According to Glantz, if it ain't broke, don't fix it.