Learn how to make a smoothie that's packed with protein, fruit, and other nutritious ingredients with these healthy smoothie recipes. MORE: 12 Foods That Lower Cholesterol Naturally. Banana Ginger Smoothie. Fruit, undeniably healthy in its whole-food form, is immensely more “Calories from fruit can add up quickly, so it's good to add protein and veggies,” says of similar energy,” says Richard Mattes, PhD, professor of foods and. 6 Healthy Superfood Smoothie recipes loaded with fresh fruits, are full of fresh fruits, vegetables, and protein — the options are endless.