Essential principles of balanced nutrition for human health. Daily diet should consist of 55-60% carbohydrates, 10-15% proteins, and 25-30% fats. Recommended daily intake of fruits and vegetables is 400-500 grams. Water intake should be 1.5-2 liters per day. Sugar should not exceed 10% of daily calories, and salt intake should not exceed 5 grams per day. Choosing various nutritious foods and balancing their quantities is crucial for healthy eating