I've actually heard the opposite anecdotally so i looked it up. In this study 57% out of 1000 persons seeking treatment for drug and alcohol dependencies said

I've actually heard the opposite anecdotally so i looked it up. In this study 57% out of 1000 persons seeking treatment for drug and alcohol dependencies said that quitting smoking was harder than their problem substance. https://jamanetwork.com/journals/jama/article-abstract/376289 https://jamanetwork.com/journals/jama/article-abstract/37628... From this article: 'Heroin addicts say it is easier to give up dope than it is to give up smoking,'' says Dr. Sharon Hall, a psychology professor https://www.nytimes.com/1987/03/29/magazine/nicotine-harder-to-kickthan-heroin.html https://www.nytimes.com/1987/03/29/magazine/nicotine-harder-... I dont have personal experience with opiates, but do with nicotine and I can say it took 10-15 years before I didn't have a regular desire to consume nicotine. It was the hardest thing I've ever done.