Piper betel is a type of plant commonly grown and used in Southeast Asia for its medicinal and cultural significance. Known by various names, piper betel has synonyms such as betel leaf, paan, and sirih. In South Asia, particularly India, it is used as a mouth freshener and to aid digestion. In Indonesia, it is a widely known component in their traditional dish nasi kuning. Apart from its practical uses, piper betel is also an important cultural symbol and is often used in religious ceremonies, wedding rituals, and other significant events. Its many synonyms reflect its varied cultural and medicinal importance throughout the region.