Unrefined, whole foods. Whole foods are foods that are unprocessed and unrefined, or processed and refined as little as possible, before being consumed.Whole foods typically do not contain added salt, carbohydrates, or fat.Examples of whole foods include unpolished grains, beans, fruits, vegetables, and animal products, including meats and non-homogenized dairy products.hole foods typically do not contain added salt, carbohydrates, or fat. Examples of whole foods include unpolished grains, beans, fruits, vegetables, and animal products, including meats and non-homogenized dairy products.