outback drinking urine once again bear teaches people how to get themselves killed as wikipedia's own article on dehydration and the article on human urine notes drinking urine like drinking saltwater does nothing at best and increases the rate of dehydration at worst normal urine contains about water and dissolved solids much of which is salts the more dehydrated you are the higher the percentage of salt in the urine your body is only about salt water follows a diffusion gradient so water leaves your cells to dilute the urine the kidneys can pump ions out of your blood to try and lower the salt concentration but not that effectively just like drinking seawater to survive is stupid and nearly universally recommended against you shouldn't survive on urine either and here we're just talking about the salt let alone the ammonia nitrates aldehydes and other toxins that your body is trying to get rid of and all of this assumes that it doesn't make you vomit outright and lose even more water to viewers of the show don't do it of course we're not allowed to mention anything except for the press release blurbs on the article itself p