This semi-oxidized Chinese tea is somewhere between the strength of black tea and green tea. Some versions of the tea may be lightly oxidized, which will have a lower level of caffeine, like green tea, while some will be stronger. As for the flavor, it is lightly floral and incredibly pleasing, making it a favorite all around the world. u003cbr/u003eu003cbr/u003eThe caffeine content in oolong tea generally falls somewhere between black tea and green tea. A lightly oxidized oolong may have lower caffeine levels (similar to green tea), and a highly oxidized oolong may have higher caffeine levels (similar to black tea).u003cbr/u003e