No, freeze-dried food does not contain any preservatives and are prepared only from natural, fresh and best quality ingredients.The process of freeze-drying is so efficient that it does not require additional preservatives. Research has proven freeze-drying reduces the amount of bacteria in food products. Minor water content of a few percent allows long storage of products. Freeze-drying process keeps the product's vitamins, proteins and minerals.Freeze-dried food is packed in hermetic bags, in which it can be stored for a long time. Originally packed product cannot go bad or loose its nutrition. Freeze-dried food can survive in any condition - damp, high and low temperatures - keeping its nutrition and taste.