A 12-oz can of Pepsi contains 38 mg of caffeine.

A full pot often lands around 700–1,500 mg of caffeine, depending on pot size, brew strength, and the beans.

A standard 12-oz Pepsi contains 38 mg of caffeine, with the total rising or falling based on the can or bottle size.

A small square of dark chocolate often lands around 5–15 mg of caffeine, while milk chocolate is often closer to 1–5 mg.

A 12-oz can of Mountain Dew has 54 mg of caffeine, while a 20-oz bottle has 91 mg.

An 8-oz cup of brewed coffee usually contains 80–100 mg of caffeine, with strength varying by beans and brew method.

A 12-oz mug of brewed coffee often lands near 120–180 mg of caffeine, with bean choice, dose, and brew style shifting it.

A medium cold brew from Dunkin lands at about 260 mg of caffeine, which can feel strong if you’re sensitive or you drink it late.

A 12–16 oz brewed coffee often lands around 120–200 mg of caffeine, but beans, roast, grind, and brew style can swing it.

A large McDonald’s Diet Coke often lands near 110–120 mg of caffeine, based on cup ounces and Diet Coke’s listed caffeine per 12 oz.