Homemade electrolytes cheap and easy!
In 1 cup of warm water add
2 tsp of white sugar
1/4 tsp salt
1/4 tsp baking soda
Then I like to add some fresh mint if I have it.
1cup of mixture per gallon of water
Make ahead of time and refrigerate in larger quantities if needed. Or freeze into ice cubes and add the cubes as needed.