Power Pak

Depends on the allergies. My family keeps a box of Trace Minerals Power Pak electrolyte additives in the cabinet. They’re compact, shelf stable, and don’t mess with any of our dueling allergies.

I'm very sensitive to stevia leaf so I understand where you are coming from. I'm still trying to find one as well. On a lot of these electrolyte powders, they sometimes list Stevia as "Reb A" or "Rebaudioside A" in ingredients, so that may be something to look out for. Reb M is also a steviol glycos