There are 860 calories in a Grand Mac from McDonald's. Most of those calories come from fat (53%).
To burn the 860 calories in a Grand Mac, you would have to run for 75 minutes or walk for 123 minutes.
According to our website visitors, a Grand Mac is not a healthy and nutritious option from McDonald's, with only 21% 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 Grand Mac is healthy or not.
Allergy Information: a McDonald's Grand Mac contains egg, milk, soy and 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 29 Weight Watchers Freestyle Points, 29 WW SmartPoints and 23 WW PointsPlus in a serving of Grand Mac from McDonald's.