There are 560 calories in a Medium Shamrock Shake from McDonald's. Most of those calories come from carbohydrates (66%).
To burn the 560 calories in a Medium Shamrock Shake, you would have to run for 49 minutes or walk for 80 minutes.
TIP: You could reduce your calorie intake by 100 calories by choosing the Small Shamrock Shake (460 calories) instead.
According to our website visitors, a Medium Shamrock Shake is not a healthy and nutritious option from McDonald's, with only 26% of voters finding it to be healthy.
Let us know what you think! Review the nutrition facts above and then vote on whether you think a Medium Shamrock Shake is healthy or not.
Allergy Information: a McDonald's Shamrock Shake contains milk. a McDonald's Shamrock Shake does not contain egg, fish, gluten, peanuts, shellfish, soy, tree nuts or wheat.*
* Please keep in mind that most fast food restaurants cannot guarantee that any product is free of allergens as they use shared equipment for prepping foods.
There are 28 Weight Watchers Freestyle Points, 28 WW SmartPoints and 15 WW PointsPlus in a serving of Medium Shamrock Shake from McDonald's.
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