Why did many Europeans once believe tobacco had medicinal uses?

Upon its introduction to Europe in the 16th century, many people regarded tobacco as a "panacea," or a universal curative, rather than a harmful substance. This belief was driven by early reports from explorers and diplomats, such as the French ambassador Jean Nicot, who promoted the plant's medicinal properties after observing its apparent success in treating a tumor.123

Proponents of the era, including the Spanish doctor Nicolas Monardes, claimed that tobacco could alleviate hunger, act as a relaxant and painkiller, and even cure conditions ranging from headaches and gout to cancer. These perceived benefits were bolstered by the patronage of European aristocrats and rulers, who helped integrate the plant into court life.13

It is important to note that these historical claims were medically unfounded. Modern scientific research has definitively established that tobacco is not a cure for any disease; rather, it is a highly addictive substance linked to serious health hazards, including lung cancer, heart disease, and emphysema.24