Such components include the cartilage and egg shell which include ingredients such as calcium, vitamins, and the like which are suitable for nutrient food as shown in Table I.Table I ______________________________________ Soft Shelled Soft Shelled Turtle*.sup.1 Turtle Eggs*.sup.2 Ingredients (100 g) (100 g) ______________________________________ Calcium 870 mg 200 mg Phosphorus 500 mg -- Iron 5 mg