However, equivocal results have been reported on the antiobestic effects of green tea [10]. On the one hand, Basu et al. [14] demonstrated that green tea extracts and beverages could cause reduction of body weight and body mass index in obese subjects in 8 weeks. On the other hand, in our previous study [15] we found that daily consumption of green tea extract containing 491 mg of catechins (302 mg EGCG) did not produce weight reduction in obese women, although significantly decreased plasma cholesterol and triglycerides were observed.