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What Is the Most Caffeinated Drink at McDonald’s?

two cups of McCafe drinks above the car

Its proprietary McCafé coffee makes McDonald’s one of the largest coffee chains in America, and many people enjoy one of these great-tasting beverages regularly. However many people are becoming more health-conscious about their caffeine intake and want to know what the most caffeinated drink at McDonald’s is. The Iced Mocha is its most caffeinated beverage, but keep reading as we look at how much caffeine it contains and how it compares to many other popular drinks.

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The 3 Most Caffeinated Drinks at McDonald’s

1. Iced Mocha

iced coffee mccafe
Image Credit: Jose Aguilar, Unsplash

  • 167 mg per 16-ounce serving

The Iced Mocha is the most caffeinated beverage that McDonald’s offers and it contains 167 milligrams of caffeine in its 16-ounce serving. This caffeine is due to the espresso-based syrup that it contains.

2. Coffee

two cups of hot McCafe drinks for to go
Image Credit: Tetiana Horielova, Unsplash

  • 145 mg per 16-ounce serving

McDonald’s regular coffee is a close second, as a 16-ounce serving contains about 145 mg of caffeine.

3. Frappe

hand holding a cup of iced McCafe drink
Image Credit: Jason Yuen, Unsplash

  • 90–145 mg per 16-ounce serving

McDonald’s offers different frappes to choose from, many of which can contain as much as 145 mg per 16-ounce serving, making them about equal to a standard coffee.

Other High-Caffeine Beverages

McDonald’s also has several other caffeinated beverages, including the Macchiato, Cappuccino, Latte, and Americano, each of which contains 142 mg of caffeine in a 16-ounce serving. These beverages are only slightly weaker than the top three and will still provide plenty of kick.

Low-Caffeine Beverages

If you are looking to reduce your caffeine intake, the McDonald’s Iced Sweet Tea only contains 50 mg of caffeine in a 16-ounce serving, and the decaf coffee only has 11 mg.

McDonald’s Beverage Caffeine per 16-Ounce Serving
Iced Mocha 167
Coffee 145
Frappe 90–145
Macchiato 142
Cappuccino 142
Latte 142
Americano 142
Iced Sweet Tea 50
Decaf Coffee 11
two persons holding cups of mcdonald's drinks at the beach
Image Credit: Gioia M., Unsplash

How Does the Iced Mocha Compare to Other Beverages?

A standard 8-ounce cup of coffee usually has between 90 mg and 140 mg of caffeine, so it’s a little stronger on average than the Iced Mocha if you consume a 16-ounce serving. Regular black tea usually has about 95 mg in a 16-ounce serving, while green tea only has 56 mg. Soft drinks typically have between 30 mg and 40 mg of caffeine in a 12-ounce serving, while energy drinks will have 150 mg or more in a 16-ounce serving.

Beverage Serving Size in Ounces Caffeine Content in Milligrams
Regular Coffee 16 180 –280
Black Tea 16 95
Green Tea 16 56
Soft Drinks 12 30–40
Energy Drinks 16 150+

How Much Caffeine Is Safe?

Most experts recommend limiting your caffeine intake to 400 mg per day. Too much caffeine can increase your heart rate and dehydrate your internal organs, like the kidneys and bladder. It can also cause nervousness, sleepless nights, and agitation.

McDonald's coffee calories
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Risks Associated With the McCafé Iced Mocha

Besides the high caffeine content, the McCafé Iced Mocha beverage contains a large amount of sugar. Consuming too much sugar each day can lead to obesity, tooth decay, and other health risks. The large McCafé Iced Mocha contains 460 calories, with 9 grams of saturated fat and 62 grams of sugar.

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Caffeine at McDonald’s: Summary

The McCafé Iced Mocha is the most caffeinated drink at McDonald’s, and it has 167 mg of caffeine in a 16-ounce serving which can be quite effective as an energy boost. However, the large amount of sugar that it contains makes it less healthy compared to other caffeinated beverages, so it’s best kept as an occasional treat.

Featured Image Credit: shche_ team on Unsplash


Ed Malaker

Ed Malaker, a veteran writer, has contributed to a wide range of blogs that cover tools, pets, guitars, fitness, and computer programming, and of course, coffee. He drinks a lot of it when he writes, making him an expert indeed. When he’s not writing, Ed is usually performing DIY projects around the house or working in the garden. He’s also a musician and spends a lot of time helping people fix their guitars and composing music for independent films.

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