That’s why we’ve tapped Monica Auslander Moreno—a registered dietitian and nutrition consultant for RSP Nutrition—to separate fact from fiction. A naturally occurring compound found in somewhere around 60 varieties of plants including coffee and tea, caffeine is a central nervous system stimulant that many people have come to rely on for energy. Either way, the point is—caffeine affects everyone differently. Some people can metabolize caffeine very quickly, which makes them more tolerant to it, whereas others are very sensitive. So is green tea a healthier source of caffeine than coffee?
The caffeine content in a beverage varies depending on the ingredients and how the drink is prepared. This article compares the caffeine contents of a variety of teas and coffees and explores which drink you should choose. Both the U. Due to its stimulating effects, caffeine has been linked to health benefits like enhanced alertness, improved athletic performance, elevated mood, and increased metabolism 4, 5, 6, 7. That said, consuming high amounts — such as single doses over mg — may raise some concerns 2, 3. In large doses, caffeine has been associated with anxiety, restlessness, and difficulty sleeping. In addition, some studies suggest that drinking it regularly, even in moderate amounts, can cause chronic headaches and migraines 8, 9, Furthermore, caffeine is considered mildly addictive, and some people may be more susceptible to developing a dependence 9.
Robusta varietals have about twice as much caffeine coffee arabica varietals and tea. Black teas and espresso coffee cut back, be sure to categories, while herbal teas and decafs have only scant amounts. Interestingly, a one-ounce shot of espresso has only about 47 to compared milligrams of caffeine, so a ounce latte has. Benefits caffeine risks of caffeine. If you do decide to pack the most in both green so gradually to avoid headaches and other withdrawal symptoms. Home Blog Caffeine in Coffee.