Does green tea have more caffeine than black tea?

Black, green and many other teas are made of leaves from the plant Camellia sinensis. How the leaves are processed is what characterizes the differences among most teas. In general, most teas contain similar caffeine levels, which are usually lower than that of coffee. read more

Green Tea have less caffeine as compare to black coffee. According to research , at one cup, green tea has about 24mg of caffeine, black tea (depending on source) between 50 and 58mg. read more

Green tea is also high in the amino acid L-theanine. This has a calming effect and aids with concentration. There's a myth that green tea has more caffeine than coffee, but this isn't true. L-theanine is most likely responsible for this. read more

Many tea companies, and even some reputable entities such as the U.S. Department of Agriculture, have made misleading generalizations about the caffeine content of broad classes of tea. It is a widespread myth that black tea contains more caffeine than green tea, and another myth that white tea contains the least caffeine of all teas. read more