These foods are neither processed nor artificially preserved. Examples include apples and bananas. These foods are ready to eat and are packaged in flexible pouches. Examples include nuts, granola bars, and cookies. The water is removed from these foods to make them easier to store.
Water is replaced in the foods before they are eaten.
Includes beverages and oatmeal. These products are cooked and packaged in flexible foil pouches and sterilized by ionizing radiation so they can be kept at room temperatures. Meats are the only ones available, but other products are being developed for the International Space Station. These foods require cold or cool temperatures to prevent spoilage. These foods are heat processed so they can be stored at room temperature.