Filet-O-Fish^®

This nutrition information is derived from testing conducted in accredited laboratories, published resources and/or information provided by McDonald’s suppliers. The nutrition information is based on standard product formulations, serving sizes and average values for ingredients from McDonald’s suppliers and is rounded in accordance with applicable regulations/guidelines. Variations in serving sizes, preparation techniques, product testing and sources of supply, including regional and seasonal variations, may affect the nutrition values for each menu item. In addition, product formulations do change periodically. You should expect some variation in the nutrient content of products purchased in our restaurants. This information is current as of April 2018.