During a food shortage, you will go to the grocery store and find all the shelves empty. You will need to prepare for such a situation by storing adequate amounts of emergency food.
Buy bulk Items like wheat, corn, and beans, these staples can last up to years if needed.
"Beef Jerky" can last up to two years if left unopened. When stored in ideal locations, freeze-dried meats that have been professionally packaged can have a shelf life of nearly 15 years.
Store canned foods in a cool, dry place; dependable recommendations typically indicate that good storage will maintain quality for 2 to 5 years
Emergencies may lead to shortages in specific food items. To compensate for possible vitamin/mineral deficiencies, stock up on multivitamin/mineral tablets.
Unopened commercially bottled water is the safest and most reliable source of water in an emergency. If you do not have bottled water, you can make your water safe to drink by following the instructions listed on the CDC page - Making Water Safe in an Emergency page and using clean containers to collect and store your water.