Daily How Much

Two teaspoons of matcha powder typically contain 70 to 140 mg of caffeine, depending on quality and preparation.

A medium Dunkin’ Cold Brew contains approximately 260 mg of caffeine, significantly more than a medium iced coffee.

Two tablespoons of matcha powder contain roughly 228 to 616 mg of caffeine — more than a cup of coffee — depending on the brand.

A 12-ounce can of soda typically contains 0 to 55 mg of caffeine. Colas average 34–55 mg; many root beers and lemon-lime sodas have none.

Per user-reported data, a medium McDonald’s Coke (21 oz) has roughly 59.5 mg of caffeine — less than a standard cup of drip coffee.

A standard 12‑ounce can of Dr. Pepper contains about 42 mg of caffeine, roughly the same as a cup of weak tea and far less than brewed coffee.

As of 2025, two tablespoons of ground coffee typically contain 120–140 mg of caffeine before brewing, though costs vary by year and location..

As of 2025, a medium (14 oz) hot brewed coffee from Dunkin’ contains approximately 210 mg of caffeine, though costs vary by location..

Two standard 8-ounce cups of brewed coffee contain approximately 190 to 240 mg of caffeine, based on an average of 95–120 mg per cup.

A standard 12-ounce (medium) cup of brewed coffee typically contains between 150 and 250 mg of caffeine.