i don't mean to sound dismissive, but what about good ole H20? as in lots of it? and some protein?
it is tough when we are running solo and having to be 4 places at once. but it isn't forever, just a bit longer. you did have time to send this message, so there is at least enough time to guzzle some water.
think about the nice healthy dinner you've earned for your hard work today! what might that dinner be? and a nice cool shower - the in the tub with the spiggot thingie, not the other kind.