Getting stuck without food in case of an emergency is not ideal. There are already plenty of emergency food kits that can sustain you for months. The Nutrient Survival Powdered Vitamin Milk is also worth a look. It comes with everything you need to enjoy creamy milk anytime you want. It has 14 essential vitamins and 7 minerals, including biotin, folate and riboflavin, calcium, phosphorus and selenium.
This vitamin milk is pretty easy to use: simply add water and you are set. You get 60 cups of milk per can. These milk cans last about 25 years when unopened. You can use this in your cereal, coffee, and recipes.