Caffeine source and amount*

Source	Caffeine (mg)
Coffee
Drip (8 ounces)	234
Percolated (8 ounces)	176
Regular instant (8 ounces)	85
Decaffeinated instant (8 ounces)	3
Espresso (1 to 2 ounces)	45 to 100
Starbucks grande (16 ounces)	330
Cocoa and chocolate
Cocoa from mix (6 ounces)	10
Milk chocolate (1 ounce)	6
Baking chocolate (1 ounce)	35
Soft drinks (12 ounces)
Dr. Pepper	39.6
Regular cola	46
Diet cola	46
Tea
One-minute brew	9 to 33
Three-minute brew	20 to 46
Instant	12 to 28
Canned iced tea (12 ounces)	22 to 36

* It is important to remember that these figures are approximate and vary among products. In addition, different types of beans and teas have different caffeine contents, and the way the beverage is brewed also affects the caffeine content.

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