Naoki Sugimoto, Kyoko Sato, Hong-Min Liu, Hiroyuki Kikuchi, Takeshi Yamazaki, Tamio Maitani
The main and minor constituents of tenryocha extract product, a natural sweetener, were investigated as a part of an ongoing study to evaluate its quality and safety as a food additive. Four constituents, namely rubusoside, steviolmonoside, panicloside IV, and ent-16 alpha, 17-dihydroxykauran-19-oic acid, were isolated. The concentration of rubusoside, the main sweet constituent, was 8.65% in the tenryocha extract product. In addition, it was confirmed that the origin of the extract was the leaves of Rubus suavissimus S...
August 2002: Shokuhin Eiseigaku Zasshi. Journal of the Food Hygienic Society of Japan