There are 400 calories in a Filet-O-Fish from McDonald's. Most of those calories come from fat (47%) and carbohydrates (40%).
To burn the 400 calories in a Filet-O-Fish, you would have to run for 35 minutes or walk for 57 minutes.
According to our website visitors, a Filet-O-Fish is not a healthy and nutritious option from McDonald's, with only 39% 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 Filet-O-Fish is healthy or not.
Allergy Information: a McDonald's Filet-O-Fish contains egg, fish, gluten, milk, soy and wheat. a McDonald's Filet-O-Fish does not contain peanuts, sesame, shellfish or tree nuts.*
* 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 10 Weight Watchers Freestyle Points, 12 WW SmartPoints and 11 WW PointsPlus in a serving of Filet-O-Fish from McDonald's.