Rambutan antioxidant activity in vitro. Rambutan seeds contain equal proportions of saturated and unsaturated fatty acids, where arachidic (34%) and oleic (42%) acids, respectively, are highest in fat content. The pleasant fragrance of rambutan fruit derives from numerous volatile organic compounds, including beta-damascenone, vanillin, phenylacetic acid, and cinnamic acid. Rambutan The rambutan (, taxonomic name: "Nephelium lappaceum") is a medium-sized tropical tree in the family Sapindaceae. The name also refers to the edible fruit produced by this tree. The rambutan is native to the Indonesian region, and other regions of tropical Southeast Asia. It is closely related to several other edible
Rambutan Costa Rica, Honduras, Panama, India, the Philippines, and Sri Lanka. It is also produced in Ecuador where it is known as "achotillo" and on the island of Puerto Rico. Thailand is the largest producer of rambutan, with 588,000 tonnes (55.5 percent), followed by Indonesia with 320,000 tonnes (30.2 percent) and Malaysia with 126,300 tonnes (11.9 percent) in 2005, the three countries collectively accounting for 97 percent of the world's supply of rambutan. In Thailand, a major cultivation center is in Surat Thani Province. In Indonesia, the production center of rambutan is in the western parts of Indonesia, which includes Java,