Source: Bark or root bark of Magnolia officinalis in Magnoliaceae. Magnolia officinalis
【 Ingredients 】 Contains volatile oil, magnolol, tetrahydromagnolol, isomagnolol, magnolol, etc.
[Pharmacology] It has anti-phage effect; It can inhibit tumor cells in vitro. It can stimulate the intestinal tract of guinea pigs in a small dose and inhibit it in a large dose, and has an exciting effect on bronchial smooth muscle.