Caffeine is an indispensable pick-me-up for millions of people. A cup of coffee has about twice as much caffeine as a cup of green tea. Also, researchers have found that green tea contains antioxidants that can contribute to better health.
Features
EIght ounces of brewed green tea contains 30 to 50 mg of caffeine, while eight ounces of brewed coffee contains 95 mg of caffeine.
Function
Caffeine stimulates the central nervous system and can make you feel more alert and focused.
Effects
In addition to providing a caffeine boost, green tea contains potentially powerful EGCG (Epigallocatechin gallate) antioxidants that neutralize free radicals and contribute to better health.
Misconceptions
Despite the antioxidants and natural health benefits, green tea contains caffeine and those sensitive to caffeine should take caution.
Warning
Too much caffeine can cause nervousness and sleeplessness.
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