If still have concern, also can be in edible spinach while eat a few alkalescent food more, wait like kelp, vegetable, fruit, dissolve in order to make oxalic acid calcium eduction, prevent stone.

• 如果还有担心，也可以在食用菠菜的同时多吃一些碱性食品，如海带、蔬菜、水果等，以促使草酸钙溶解排出，防止结石。