Sibiricaxanthone B is a xanthone isolated from Polygala tenuifolia[1].
[1]. Wang X,et al. Ultra-fast liquid chromatography with tandem mass spectrometry determination of eight bioactive components of Kai-Xin-San in rat plasma and its application to a comparative pharmacokinetic study in normal and Alzheimer's disease rats.J Sep Sci. 2017 May;40(10):2131-2140
















