Use this free online survival food storage calculator to determine minimum quantities and types of food you need for one year.
Disclaimer: Remember that these calculations are only rough minimum food storage recommendations based on averages. You will need to make sure that you’ll have enough food and water in all cases. You need to make your own evaluations based on your own situation. Use general nutrition guidelines and always lot of common sense!
Make sure that your long term survival food storage includes everything what you need for proper nutrition including water, salt, sugar, honey, powdered milk, fats and oil, legumes and grain. Remember to rotate your food storage to keep it as fresh as possible. Use well ventilated, clean, dark, dry, and cool storage areas if possible.