Yes. All tobacco products, including smokeless tobacco, contain nicotine, which is addictive . Users of smokeless tobacco and users of cigarettes have comparable levels of nicotine in the blood. In users of smokeless tobacco, nicotine is absorbed through the mouth tissues directly into the blood, where it goes to the brain.
Chewing tobacco is a common type of smokeless tobacco. Smokeless tobacco products consist of tobacco or a tobacco blend that's chewed, sucked on or sniffed, rather than smoked. Nicotine is absorbed through the soft tissues of the mouth and in some cases swallowed.
Dissolvables are finely ground tobacco pressed into shapes such as tablets, sticks, or strips. 3 Dissolvable tobacco products slowly dissolve in the mouth. These products may appeal to youth because they come in attractive packaging, look like candy or small mints, and can be easily hidden from view.
Mouth cancer is largely a lifestyle disease, meaning that the majority of cases are related to tobacco and alcohol use. Approximately 90% of people with mouth cancer are tobacco users. People who stop using tobacco, even after many years of use, can greatly reduce their risk of all smoking related illnesses, including mouth cancer.
At least 28 chemicals in smokeless tobacco have been found to cause cancer . The most harmful chemicals in smokeless tobacco are tobacco-specific nitrosamines, which are formed during the growing, curing, fermenting, and aging of tobacco. The level of tobacco-specific nitrosamines varies by product. Scientists have found that the nitrosamine level is directly related to the risk of cancer.
Snuff is finely ground tobacco that can be dry, moist, or packaged in pouches or packets (dip, U.S. snus). 2,4. Some types of snuff are sniffed or inhaled into the nose; other types are placed in the mouth. Snus is a newer form of moist snuff used in the United States.