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Sterubin (7-methoxy-3`,4`,5-trihydroxyflavanone) is a bitter-masking flavanones extracted from Herba Santa (Eriodictyon californicum) a plant growing in America.[1]

Sterubin is one of the 4 flavanones identified by Symrise in this plant eliciting taste-modifying properties: homoeriodictyol, its sodium salt and Eriodictyol.[2]


  1. Patricia Kaminski and Richard Katz. Yerba Santa Eriodictyon californicum. Flower Essence Society.
  2. Ley JP, Krammer G, Reinders G, Gatfield IL, Bertram HJ (2005) Evaluation of bitter masking flavanones from Herba Santa (Eriodictyon californicum (H. and A.) Torr., Hydrophyllaceae). J Agric Food Chem. 27;53(15):6061-6. PMID 16028996