Geraniin
Geraniin is a hydrolysable tannin found in Geranium maculatum and Phyllanthus urinaria L.
Geraniin acts is a potent competitive inhibitor of SSAO with an IC50 of 6.58 μM (microM), inhibits xanthine oxidase (IC50 30.49 μM) and is a mixed noncompetitive inhibitor of ACE (IC50 13.22 μM).[1]
Bibliography
1. Lin SY, Wang CC, Lu YL, Wu WC, Hou WC;
Antioxidant, anti-semicarbazide-sensitive amine oxidase, and anti-hypertensive activities of geraniin isolated from Phyllanthus urinaria; Department of Internal Medicine, School of Medicine, Taipei Medical University, Department of Internal Medicine, Taipei Medical University Hospital, Taipei, Taiwan; Food Chem Toxicol. 2008 Jul;46(7):2485-92. doi: 10.1016/j.fct.2008.04.007. Epub 2008 Apr 13; PubMed PMID: 18495318 (Download Attached PDF Document)page revision: 7, last edited: 09 Jan 2013 23:50