Cinnamomum cassia component called coumarin, which could damage the liver if consumed in larger amounts, European health agencies have warned against consuming high amounts of cassia. Other bioactive compounds found in the bark, powder and essential oils of "C. cassia" are cinnamaldehyde and styrene. In high doses these substances can also be toxic for humans. Cinnamomum cassia Cinnamomum cassia, called Chinese cassia or Chinese cinnamon, is an evergreen tree originating in southern China, and widely cultivated there and elsewhere in southern and eastern Asia (India, Indonesia, Laos, Malaysia, Taiwan, Thailand, and Vietnam). It is one of several species of "Cinnamomum" used primarily
Cassia roxburghii produced in pendulous racemes long, each flower diameter with red to pinkish petals. The fruit is a legume. Cassia roxburghii The Red Cassia, (Cassia roxburghii), also known as the Roxburgh's cassia, and Ceylon senna, is a flowering plant in the family Fabaceae. The species is native to the Indian subcontinent and adjacent regions of Southeast Asia. It ranges throughout South India and Sri Lanka. The Latin specific epithet "roxburghii" refers to the Scottish Botanist William Roxburgh. The red cassia is a medium-sized tree, growing to tall with spreading, drooping branches. The leaves are clusters of pink, rose or orange flowers,