Key Takeaways: Some high-calorie foods can be a nutritious addition to a balanced eating pattern. Foods like nuts, eggs, dairy, rice and potatoes are packed with healthy fats, fiber, protein and more.

Foods high in calories (calorie-dense foods) are useful for gaining weight fast. They include nutrient-rich options such as avocadoes, nuts and seeds, red meat, oily fish, and potatoes.

High-protein foods are more filling, which may help prevent overeating, especially if they're low in calories. IE 11 is not supported. For an optimal experience visit our site on another browser.