On the subject of potassium/salt/hydration and electrolytes and beer you can make a rehydration drink more effective than Gatorade. And beer. Though not as funky as Gatorade or as fun as beer

It’s an ancient recipe found mentioned as early as medieval times but known and well used widely up through the 1800s. You’ll find it on the web as Haymakers punch or switchel. Our ancestors knew how to cure dehydration caused from physical exertion.