Astringin Explained

Astringin is a stilbenoid, the 3-β-D-glucoside of piceatannol. It can be found in the bark of Picea sitchensis^{[1] [2]} and Picea abies (Norway spruce).^[3]

It is also present in Vitis vinifera cells cultures^[4] and in wine.^[5]

See also

• Phenolic compounds in wine

Notes and References

1. 10.1016/S0031-9422(00)88881-0. Stilbene glucosides in the bark of Picea sitchensis. 1976. Aritomi. Masakazu. Donnelly. Dervilla M.X.. Phytochemistry. 15. 12. 2006–2008. 1976PChem..15.2006A.
2. 10.1016/0031-9422(91)83610-W. Astringin and isorhapontin distribution in Sitka spruce trees. 1991. Toscano Underwood. Claudia D.. Pearce. Raymond B.. Phytochemistry. 30. 7. 2183–2189. 1991PChem..30.2183T.
3. 10.1111/j.1439-0329.1992.tb01436.x. Stilbenes and resin acids in relation to the penetration of Heterobasidion annosum through the bark of Picea abies. 1992. Lindberg. M.. Lundgren. L.. Gref. R.. Johansson. M.. European Journal of Forest Pathology. 22. 2. 95–106.
4. 9191572 . Antioxidant activity of the stilbene astringin, newly extracted from Vitis vinifera cell cultures . 1997 . Mérillon . J. M. . Fauconneau . B. . Teguo . P. W. . Barrier . L. . Vercauteren . J. . Huguet . F. . Clinical Chemistry . 43 . 6 Pt 1 . 1092–1093 . 10.1093/clinchem/43.6.1092 .
5. Vitrac . Xavier . Bornet . Aurélie . Vanderlinde . Regina . Valls . Josep . Richard . Tristan . Delaunay . Jean-Claude . Mérillon . Jean-Michel . Teissédre . Pierre-Louis . Determination of Stilbenes (δ-viniferin, trans-astringin, trans-piceid, cis- and trans-resveratrol, ε-viniferin) in Brazilian Wines . Journal of Agricultural and Food Chemistry . 53 . 14 . 5664–9 . 2005 . 15998130 . 10.1021/jf050122g.