An 8-oz cup of Earl Grey often has 40–70 mg caffeine; brewed coffee often has 80–120 mg.

Most pregnancy guidance sets a daily caffeine cap at 200 mg in early pregnancy, and many people feel best staying below that.

Earl Grey often lands near 40–60 mg per 8 oz cup, while brewed coffee often sits near 90–100 mg per 8 oz, with a wide swing by brew.

A typical mug of English breakfast tea lands around 40–60 mg of caffeine, with the real number driven by leaf dose, steep time, and water heat.

Most espresso powder lands near 30–70 mg of caffeine per teaspoon, with the exact number set by brand strength and how packed the spoon is.

A 1-oz espresso shot often lands near 60–65 mg of caffeine, with real-world swings that can push it lower or far higher.

A standard mug of English breakfast tea lands in the tens of milligrams of caffeine, while brewed coffee in the same mug is often closer to the low hundreds.

Most energy drinks sit around 50–330 mg per can, while a standard cup of brewed coffee often lands near 80–120 mg, with real overlap.

Two Excedrin tablets deliver 130 mg of caffeine, while one 8-oz brewed coffee is listed at 95 mg.

One Fioricet tablet or capsule contains 40 mg of caffeine, so each dose adds caffeine on top of coffee, tea, soda, and energy drinks.