You should try to keep your blood sugar level as close to normal as you can while you're pregnant. To do this, you might have to change what you eat and how much you eat. You may be able to keep your blood sugar normal just by changing what you eat and how much you eat. If you talk with your doctor, or a dietitian, or a diabetes teacher, you can work out a meal plan that is right for you. A little more than half of your food should be complex carbohydrates.
Complex carbohydrates are in cereals, pasta, bread, vegetables and fruits.
You also need some protein. Milk is a good source of protein and also gives you calcium, which helps build your baby's bones. Yogurt, cheese, meat and eggs are high in protein, too. They make your blood sugar higher. You only need to eat a little fat each day.