Jujube

What would you recommend to replenish electrolytes and fluids? My go to had always been Gatorade, however, Gatorade admits they can not claim gluten free on their labeling. As I'm only 4 1/2 months into a Celiac diagnosis, at the age of 49, I'm quickly learning that regulations of how companies claim their gluten content status is deceiving, disheartening...