Life Source meals are the ideal supplement to your emergency food supply. Life Source Meals provide 100% of the recommended daily allowance of vitamins and minerals for an adult female and 75% RDA for an adult male. A delicious chocolate flavored meal packed with nutrients, vitamins and minerals in the form of an easy-to-make shake. With a guaranteed 25 year shelf life, these offer more than you can get out of any multivitamin while being incredibly shelf-stable. Add water, mix and enjoy.