Calcium Rich Foods
Along with potassium, deficiency of calcium is also known to cause muscle spasms. Hence, foods rich in calcium should also be a part of the diet. Dried figs, milk and milk products like yogurt, buttermilk, cottage cheese, etc., meat, eggs are natural muscle relaxants, which you will want to make use of. Almonds, flaxseed, sesame seeds, tofu, oats, parsley, etc. are also good sources of calcium.