Background: Obesity is a major public health issue worldwide, contributing to increased cardiovascular diseases, diabetes, insulin resistance and oxidative stress. This is due to sedentary lifestyles; poor dieting and low consumption of antioxidant supplement (example green tea). The objective of this study was to evaluate the level of fasting blood sugar, insulin, insulin resistance blood pressure and MDA in obese subjects and subsequent effect of green tea at 6weeks and 12weeks supplementation. Methods: This was a cross sectional and interventional study. In the cross sectional study, 88 obese subjects (46 class I and 42 class II obese) and 50 normal weight subjects (control) were recruited. In the interventional study, 20 male obese subjects were randomly selected and were given 200ml of commercially prepared green tea. Fasting blood samples were collected before the Original Research Article

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