Chewing Tobacco

Tobacco is an agricultural product processed from the leaves of plants in the genus Nicotiana. It can be consumed, used as an organic pesticide and, in the form of nicotine tartrate, it is used in some medicines. In consumption it most commonly appears in the forms of smoking, chewing, snuffing, or dipping tobacco Tobacco has long been in use as an entheogen in the Americas. However, upon the arrival of Europeans in North America, it quickly became popularized as a trade item and as a recreational drug

Uses
In Red Dead Redemption John Marston can buy tobacco at various Stores, to be more precise Chewing tobacco. Altough John Marston is also seen smoking tobacco but if your able to buy cigarettes is still unknown.