#PogostemonCablin

Phimsen ton (พิมเสนต้น), also known to Thai herbalists and villagers as bai phimsen, bai hom, phak chi chang, or “patchouli” in English, has enchanted generations in Thailand and across Southeast Asia with its aromatic leaves and complex healing legacy. In recent years, this legendary herb—scientifically classified as Pogostemon cablin (Blanco) Benth. and a proud member of the mint family, Lamiaceae—has stepped boldly into the spotlight of global scientific research on natural health products. As Thai society increasingly looks to balance ancient plant wisdom with the rigors of modern evidence, phimsen ton offers a compelling case study in the intersection of culture, medicine, and laboratory verification, revealing a story that spans royal recipes, village remedies, world-famous scent, and promising new pharmacological discoveries.

Few remedies possess the allure and complexity of “pimsen”—a fragrant resin and essential compound embedded in centuries of traditional healing across Southeast Asia. Known variously as พิมเสน, พิมเสนเกล็ด, พิมเสนตรังกานู, and พรมเสน, pimsen is both a substance and a legacy, with roots extending from the forests of Sumatra and Borneo to the heart of Thai herbal pharmacopoeia. Extracted primarily from Dryobalanops aromatica (Sumatran camphor), but also sourced from Blumea balsamifera (หนาดหลวง, sambong) and Pogostemon cablin (patchouli, พิมเสนต้น), pimsen bridges the worlds of traditional medicine, cultural symbolism, and modern pharmacological research. Thai wellness enthusiasts, practitioners of traditional medicine, and the scientifically curious alike have much to discover in the evolving story of pimsen.