Just for the heck of it, here are a few good natural sources of potassium:
Salt substitute containing potassium (1/4 tsp) 715
Yogurt, low-fat, plain (1 cup) 625
Tomato juice, low sodium (1 cup) 535
Cantaloupe, cubed (1 cup) 495
Yogurt, low-fat, w/ fruit (1 cup) 475
Honeydew melon, cubed (1cup) 460
Tomatoes, low sodium, canned (3/4 cup) 410
Spinach, frozen, cooked (3/4 cup) 460
Brussels sprouts, frozen, cooked (3/4 cup) 540
Pork, tenderloin, cooked (3 ounces) 370
Avocado (1/4 medium) 260
Flounder, cooked (3 oz) 290
Beef, round, cooked (3 oz) 300
Blackberries (1 cup) 280
Pink salmon, unsalted, canned (3 oz) 275
Tomato, fresh (1 medium) 273
Strawberries, sliced (1 cup) 275
Turkey, unprocessed, roasted (3 oz) 205
Chicken, roasted (3 oz) 205
Tuna, water-packed, unsalted (1/2 cup) 180
Copied from
http://www.livingheart.com/dietreso...h_potassium.asp , with high carb foods omitted.
...so be sure to be eating enough of the veggies and unprocessed stuff.
I get the same foot cramps occasionally. Quite painful. I usually get them after drinking alcohol and not following it up with enough water.