Here are 5 of the best natural sources of calcium for healthy bones. Collard Greens. Leafy green vegetables are one of the most healthful sources of calcium and magnesium. One cup of boiled collards contains a whopping 358 milligrams.
How Long Do Potatoes Last? How long do potatoes last? Potatoes last about 3-5 weeks in the pantry and 3-4 months in the refrigerator. The shelf life of potatoes depends on a variety of factors such as the sell by date, the preparation method, the type of potato, how the potatoes were stored and the humidity of your climate.
1 How long do mashed potatoes last in the freezer for safety purposes? The freezer time shown is for best quality only â foods kept constantly frozen at 0Â° F will keep safe indefinitely.  Whole baked or boiled potatoes will be watery when thawed, and freezing is not recommended.