Reviewed 4/25/2025 Sources DietaryGuidelines.gov. "2020-2025 Dietary Guidelines." https://www.dietaryguidelines.gov/sites/default/files/2021-03/Dietary_Guidelines_for_Americans-2020-2025.pdf. MedlinePlus. " 10 Ways to Cut 500 Calories a Day." https://medlineplus.gov/ency/patientinstructions/000892.htm. Related stories