McDonalds Iced Coffee

Caffeine Levels

per fl. oz cup


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McDonalds Iced coffee has become a popular low cost alternative to coffee house iced coffee.

According to McDonalds customer service, they make their iced coffee with a double brew. This is then added in different amounts for the various sizes offered.

Caffeine by McDonalds Iced Coffee Size

  1. Medium (16 floz): 133mg
  2. Large (22 floz): 200mg
  3. Extra Large (32 floz): 320mg


  • A Venti Starbucks Iced Coffee contains 235mg of caffeine.
  • ​A Large Dunkin Donuts Iced coffee contains 91mg of caffeine.

Click here to see our complete McCafe Caffeine Guide

Ingredients in McDonalds Iced Coffee

Coffee, sugar, and light cream, ice

Sugar content: 30 grams (per 22 ounces).

Compare Sugar Content

Caffeine Concentration

McDonalds Iced Coffee contains 9.09 mgs of caffeine per fluid ounce (30.74mg/100 ml).

Caffeine (mg) per Ounce
100 90 80 70 60 50 40 30 20 10 0 McDonalds Iced Coffee 5 Hour Energy Coffee (Espresso) Coca-Cola Classic Spike Energy Drink


Mcdonalds customer service.