Have you ever wondered precisely how lot caffeine is in that cup of coffee or espresso you are drinking?

The prize is that a usual shot the espresso contains around 40-50 milligrams that caffeine, when a typical cup that coffee has around 100-120 milligrams of caffeine. Yet these room not 100% correct answers.

You are watching: How much caffeine does the average cup of coffee have

A regular brewed coffee will certainly contain on average, 11.8 mg caffeine per liquid ounce of brewed coffee, follow to the USDA.


Fluid Ounces (brewed coffee)Total Caffeine5-oz "Cups"111.8 mg⅕223.6 mg⅖335.4 mg⅗447.2 mg⅘559 mg 1894.4mg 1.610118 mg212141.6 mg2.216188.8 mg3.220236 mg4

Note that many coffee machine manufacturers specify their "cups" together 5-oz cups. For example, a 12-cup coffee machine will be brew 60 liquid ounces that coffee. You deserve to then main point 60 fluid ounces through 11.8 mg to acquire 708 mg that caffeine per pot the coffee for that certain machine. You might be interested in our how much coffee per cup article for more details.

A fluid ounce is 30 ml the fluid, as opposed to an oz of weight, i beg your pardon is 28 grams.

Of food the specific amount of caffeine counts upon various things choose what kind of coffee bean you space using (Robusta beans have significantly more caffeine 보다 Arabica beans), what coffee coffee brewing method you are using, just how long the coffee beans were roasted (roasted diminishes the caffeine content), the exploit time and also water temperature, and other factors.

Jump to:

Caffeine contents by single Origin

Single Origin: portion (by weight)

DECAFS: all
.02% through Swiss Water Process

(Source: Newsletter--Mountanos Bros. Coffee Co., mountain Francisco)

eg. If you use 10 grams (10,000 mg) the coffee (generally, 2 tablespoon), through 1.20% caffeine by weight, you"ll get roughly (10,000 mg * 0.012 =) 120 mg that caffeine.

Note: caffeine is not necessarily 100% extracted via all impending methods. Because that example, around twice as much caffeine is extracted by espresso brewing methods (high pressure, high temperature) 보다 by standard drip-brewing. This way you won"t acquire 120mg of caffeine per 5.3 oz (160 ml) brewed coffee.

See more: How Many Senators Voted To Override The Veto, Republican, Rejecting Trump Veto, Republican

These numbers might be correct because that the coffee offered by Mountanos Bros. Coffee Co., yet they more than likely are no neccessarily exactly in a share way. Caffeine will differ from farm to farm, and plant selection to plant variety, and even year to year.

Should you pick a coffee based on caffeine content? absolutely not. Coffee must be chosen based upon flavor. If you need more caffeine, simply drink one more cup