They come from plants they're real, whole foods and humans have been eating them for a long time. Most of them are also very convenient. These nutritious fruits are essential staples for any healthy diet. Try these other inflammation-fighting foods. As one of the world's oldest and most abundant fruit crops, grapes have been proven to ward off heart disease and high. While fruit is a very nutritious food that should be included in a balanced diet, Fruits are good, but vegetables, especially green leafy or fibrous vegetables.