Everyday Dose Coffee+ has 45 mg of caffeine per serving, with some product options landing higher or lower depending on the roast and format.

A typical 8-oz mug of Earl Grey lands around 30–60 mg of caffeine, with the exact hit set by leaf amount, water heat, and steep time.

Decaf coffee still contains caffeine, often in the 1–15 mg range per 8-ounce cup, so it’s lower-caffeine, not caffeine-free.

A standard 8-ounce cup of Earl Grey made with black tea lands near 40–60 mg of caffeine, with brew choices pushing it lower or higher.

A 12-oz can of Dr Pepper contains 41 mg of caffeine, which sits in the mid-range for caffeinated sodas.

A 12-oz serving has 54 mg of caffeine; bigger sizes rise in step with ounces.

Most energy drinks land between 80–200 mg of caffeine per can, and larger cans can reach 300 mg or more.

A standard mug of English breakfast tea usually sits around 40–70 mg of caffeine, with steep time and leaf size causing most of the swing.

A 12-oz can of Dr Pepper contains 41 mg of caffeine; a 20-oz bottle contains 68 mg.

An 8-ounce mug of brewed coffee often lands around 80–100 mg of caffeine, yet the range can swing wide with brew method and serving size.