Oxyresveratrol is a

stilbenoid Stilbenoids are hydroxylated derivatives of stilbene. They have a C6–C2–C6 structure. In biochemical terms, they belong to the family of phenylpropanoids and share most of their biosynthesis pathway with chalcones. Most stilbenoids are prod ...

. It is found in the heartwood of ''

Artocarpus lakoocha ''Artocarpus lacucha'', also known as monkey jack or monkey fruit, is a tropical evergreen tree species of the family Moraceae. It is distributed throughout the Indian Subcontinent and Southeast Asia. The tree is valued for its wood; its fruit ...

'' and in the traditional drug 'Puag-Haad' made from it. It is also the aglycone of mulberroside A, a compound found in ''

Morus alba ''Morus alba'', known as white mulberry, common mulberry and silkworm mulberry, is a fast-growing, small to medium-sized mulberry tree which grows to tall. It is generally a short-lived tree with a lifespan comparable to that of humans, although ...

'', the white mulberry. Oxyresveratrol is a potent tyrosinase inhibitor.

References

Stilbenoids {{aromatic-stub