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Up to 400 milligrams of caffeine a day is considered safe for most adults. However, people's sensitivity to caffeine varies. If you're bothered by headaches, restlessness or anxiety, you may want to reevaluate your caffeine intake.
Black tea. Black contains the highest amount of caffeine, ranging between 64 and 112 milligrams (mg) per 8-fluid ounce (fl oz) serving. Black tea does not contain calories,...
The caffeine content in black tea is typically lower than that in coffee. Depending on the source and brewing method, the caffeine content per cup of black tea usually ranges from 40 to 70 milligrams. Specifically, for every 100 milliliters of black tea, the caffeine content is approximately 15 to 70 milligrams.
An average cup (237 ml) of black tea packs 47 mg of caffeine but can contain as much as 90 mg. For comparison, green teas contain 20–45 mg, while white teas deliver 6–60 mg per cup (237 ml)...
Unlike other teas, black tea contains caffeine — about 50 to 90 milligrams per cup. Too much caffeine can leave you anxious, restless and unable to sleep. To avoid over-caffeinating yourself, keep your daily caffeine intake under 400 milligrams.
Acid Reflux: Black tea is generally less acidic than coffee, making it a better choice for those with acid reflux or sensitive stomachs. Anxiety and Sleep: While both can affect sleep, black tea’s lower caffeine content and L-theanine content might make it a more suitable choice for those sensitive to caffeine or prone to anxiety.
Generally speaking, the average cup of brewed black tea contains around 47 mg of caffeine per 8 oz (240 ml) cup (1, 2). However, this amount can vary depending on the variety of black tea and the process we use to make it.
However, it is important to note that black tea contains caffeine, and drinking more than three cups per day would contribute a significant amount of caffeine to a person’s daily intake.
It’s stronger in flavor and contains more caffeine than other teas, but less caffeine than coffee. Black tea also offers a variety of health benefits because it contains antioxidants and...
Known for its bold flavor and robust caffeine content, an 8-ounce cup of black tea contains approximately 40-70 milligrams of caffeine. Some of our popular black teas include Earl Grey Creme, English Breakfast, and Rose Black.