Jagulana Herbal, Badger, CA, has added four products to its line of jiaogulan herbal tonics: Jiaogulan Herbal Pills, Standardized Gypenosides for Jiaogulan, Jiaogula Plus: Energy Formula and Organic Jiaogulan Herbal Tea from Thailand. Jiagulan, also known as gynostemma pentaphyllum, is an herb in the cucumber family that induces the antioxidant superoxide dismutase (SOD), which in turn scavenges excessive free radicals.