Oranges are high in potassium and so is tuna and salmon!
Potatoes have potassium,tomatoes,raisens,prunes,spinach,beans,nuts & seeds, legumes those are a few of your potassium rich foods...good luck
Spinach, put some in your salad or cook some in speghetti, pts, tomatoes, raisins and prunes. Keep a stash of raisins in your lunch box as a snack instead of the pt chips out of the snack machine.
Some vegetables like spinach and potatoes.