Biology – 7.1 Human nutrition – diet | e-Consult
7.1 Human nutrition – diet (1 questions)
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A balanced diet refers to a diet that provides the body with all the essential nutrients it needs to function properly. This means consuming a variety of foods in the correct proportions. It's not about restricting certain food groups entirely, but rather ensuring adequate intake of macronutrients (carbohydrates, proteins, and fats) and micronutrients (vitamins and minerals). A balanced diet includes:
- Carbohydrates: The body's main source of energy. Choose complex carbohydrates like whole grains, fruits, and vegetables.
- Proteins: Essential for growth and repair of tissues. Good sources include meat, fish, beans, lentils, and dairy products.
- Fats: Provide energy and help absorb certain vitamins. Focus on unsaturated fats found in oily fish, nuts, and avocados.
- Vitamins and Minerals: Crucial for various bodily functions, including immune system support and maintaining healthy bones. Obtained from a wide variety of fruits, vegetables, and fortified foods.
- Water: Essential for hydration and many bodily processes.
The proportions of these nutrients can vary slightly depending on individual needs (age, activity level, health conditions), but the overall principle remains the same: variety and appropriate quantities.