Fruit is a part of nature. To preserve the fruit man has learned to dehydrate it by removing moisture and drying out the fruit. Additionally they can preserve the fruits with sugars. And there is always the use of sulfurous gasses to keep the fruit bright and colorful for long periods. The dried fruits serve as a supplement to daily diets. Raisins, pineapple and papaya, and dates are now common in many diets..