Oolong Tea Extract Camellia sinensis Polyphenols Catechins EGCg Caffeine

Oolong tea was actually shown to increase metabolism even more than green tea.5 Oolong tea increased resting energy needs by 10 percent compared to 4 percent for green tea. At first glance it might seem like drinking Oolong tea would be better than the green tea, but researchers found that the teas work for different reasons. Green tea is high in catechins and caffeine, while Oolong tea is high in polymerized polyphenols. The research suggests that by taking both teas, an even greater fat-burning effect can be achieved