Nutritional approaches refer to various strategies and methods used to improve dietary habits and overall health. These can include balanced diets, such as the Mediterranean diet, which emphasizes fruits, vegetables, whole grains, and healthy fats, or specific plans like ketogenic diets that focus on low carbohydrates and high fats. Additionally, nutritional approaches may involve meal planning, portion control, and mindful eating practices. They can also incorporate the use of supplements or functional foods, which are designed to provide health benefits beyond basic nutrition. Overall, these strategies aim to promote better health and prevent chronic diseases.