Stilbenoid
In biochemical terms, they belong to the family of phenylpropanoids and share most of their biosynthesis pathway with chalcones.They belong to the family of phenylpropanoids and share most of their biosynthesis pathway with chalcones.Stilbenoids are produced in various plants, for example they are secondary products of heartwood formation in trees that can act as phytoalexins.Another example is resveratrol, an antifungal which is found in grapes and which has been suggested to have health benefits.[9] Phytoalexins have been suggested by some studies to be responsible for resistance to some tree diseases, such as pine wilt.