The category of '0% Nicotine' refers to products and items that are specifically designed and marketed as being completely free from nicotine. Nicotine is a highly addictive substance found in traditional tobacco products, such as cigarettes and chewing tobacco. In response to the growing awareness of the harmful effects of nicotine, many individuals are seeking alternative options that do not contain this addictive substance. '0% Nicotine' products can include nicotine-free e-cigarettes, vape liquids, nicotine replacement therapies, and herbal smoking blends, among others. These products cater to individuals who are looking to quit or reduce their nicotine intake while still enjoying the act of smoking or vaping.