These nutritious fruits are essential staples for any healthy diet. of potassium, but two small peaches or nectarines have more of the essential mineral than one. It provides a nutritional breakdown of the fruit and an in-depth look at its possible health benefits, along with some ideas for incorporating more. Fruits are not only delicious but healthful too. Sun-drenched peaches and vine-ripened grapes contain more than just vitamins; they're a.