Daily How Much

A Double Espresso Chiaro usually lands around 90–150 mg of caffeine per 80 ml cup, with your exact number shaped by the blend and extraction.

A 20-oz Diet Coke bottle lands near 77 mg of caffeine when scaled from 46 mg per 12 oz.

Caffeine-free Diet Coke is made to have 0 mg caffeine per serving, with only rare trace carryover possible from ingredients.

One 12-fl-oz can of Diet Pepsi has 34 mg of caffeine.

A large Dunkin cold brew (32 oz) lands near 347 mg of caffeine, which is a big dose in one drink.

Most drinks land between 0 and 200 mg caffeine per serving, so serving size and brew strength decide what you get.

A 20-oz Dr Pepper bottle lists 68 mg of caffeine, while a 12-oz bottle lists 41 mg.

A 12-fl-oz Dr Pepper has 41 mg of caffeine, and a 20-fl-oz bottle has 68 mg.

One 12-fl-oz can of Diet Coke contains about 46 mg of caffeine.

Diet Coke has 46 mg of caffeine per 12 oz, while an 8 oz cup of brewed coffee often lands near 95 mg, with big swings by bean and brew.