Tag: Oolong tea caffeine

According to the U.S. Food and Drug Administration (FDA), most healthy adults can safely consume up to 400 milligrams of caffeine per day. However, the exact amount in a 16oz milk tea varies significantly depending on the type of tea used and how it is prepared.

While tea is the second most consumed beverage globally after water, the amount of caffeine in real tea can vary widely, with an average 8-ounce cup of black tea containing 40–70 mg. The exact quantity depends on numerous factors, from the specific tea varietal to how it is prepared, making a precise figure difficult to pinpoint without laboratory testing.

The vast majority of Chinese teas, derived from the *Camellia sinensis* plant, naturally contain caffeine. This is a fact that surprises many, as the stimulating effect of tea can feel significantly different from that of coffee due to the presence of L-theanine. However, the amount of caffeine varies dramatically depending on the specific type of tea and how it is prepared.

The color of tea can be deceptive; in fact, the original 'tea' in Japan was brown, not green. So, does brown tea contain caffeine? The answer depends entirely on the tea's origin and processing, as it is not a distinct category.