Effects of Catechin Enriched Green Tea on Body Composition Obesity (2009) doi:10.1038/oby.2009.256 Hongqiang Wang1, Yibo Wen1, Yaping Du1, Xiuyuan Yan1, Hongwei Guo2, Jane A. Rycroft3, Niels Boon4, Eva M.R. Kovacs4 and David J. Mela4 Received 30 October 2008; Accepted 2 July 2009; Published online 13 August 2009. Obesity is a major health problem in the developed and developing world. Many “functional” foods and ingredients are advocated for their effects on [...]