Is McDonalds Sweet Tea high in caffeine? McDonalds Sweet Tea contains 100 mg of caffeine in a 32 fl oz cup. This equates to 3.12 mg of caffeine for every fl oz and 10.57 mg for every 100 ml.

The exact amount of caffeine in McDonald’s sweet tea can vary depending on the size and the specific brewing process used. However, on average, **sweet tea from McDonald’s contains approximately 48 milligrams of caffeine per 32 ounces**.

McDonald’s sweet tea is a refreshing and popular beverage that does contain caffeine, thanks to the black tea used to brew it. With caffeine levels ranging from 38 milligrams in a small serving to 68 milligrams in a large serving, McDonald’s sweet tea provides a moderate caffeine boost that can be enjoyed as part of a balanced diet.

Sweet tea from McDonald’s typically contains around 38 milligrams of caffeine per 16-ounce serving. However, it’s essential to note that the actual caffeine content may vary slightly depending on factors such as brewing time and tea leaves’ variety.

In general, a small McDonald’s sweet tea contains around 38 milligrams of caffeine, while a small unsweetened iced tea contains about 9 milligrams of caffeine. If you are looking to avoid caffeine, McDonald’s also offers decaffeinated options for their hot tea.