lant Source: magnolia bark Active constituent: magnolo and honokiol Specification: Content of honokiol 50%, 90%, 95%, 98%. Content of magnolo 50%, 98%. Content of honokiol and magnolo 50%, 80%, 90%. (HPLC) Character: white to brown powder, aroma, acrid and mildly bitter flavor Main uses: Active constituents from Magnolia Extract have many effects, for instance, antibiosis, dephlogisticating, prevention and cure dental caries and so on. So they can been used to made article of everyday use, drugs and health foods,e.g., toothpaste and chewing gum