McDonald's Shamrock Shake Nutrition Facts

McDonald's Shamrock Shakes contain between 460-790 calories, depending on your choice of sizes. Choose from the sizes below to see the full nutrition facts, ingredients and allergen information.

Updated: 2/15/2021

Currently Available Sizes

Small Shamrock Shake

Nutrition Facts

Serving Size	1 Small Shake
Amount Per Serving
Calories	460
Calories From Fat	120

Medium Shamrock Shake

Nutrition Facts

Serving Size	1 Medium Shake
Amount Per Serving
Calories	560
Calories From Fat	140

Large Shamrock Shake

Nutrition Facts

Serving Size	1 Large Shake
Amount Per Serving
Calories	790
Calories From Fat	200

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