Paveena Posang, MD Dr. Paveena Posang was born and raised in Thailand where she grew up eating the mangosteen fruit. As a board certified family physician, Dr. Posang uses XanGo Juice regularly in her practice. She has witnessed firsthand the amazing benefits of the mangosteen in the health of her patients, family, friends and self. She strives to share this ancient secret with the rest of the world in hopes of making it a happier and healthier place.