Do all cannabis products contain nicotine?

Cannabis, a plant lacking nicotine, is often consumed with tobacco, which contains nicotine. CBD and THC are its main components, potentially offering health benefits. Tobacco, highly addictive due to nicotine, is associated with cancer. Co-use of cannabis and tobacco may increase health risks. Cannabis in forms like edibles and topicals may reduce risks compared to smoking. Some users may develop cannabis use disorder, with younger users at higher risk. Nicotine and alcohol are more prevalent addictions than cannabis.