Yup, I have bought Caltrate in Shopper's out here in Calgary.However, any other "generic" calcium will do, as long as it is in the form of calcium carbonate (I am using one from Zellers right now) Make sure there is vitamin D with it, and you might want to avoid any that have magnesium in it. I can cause D is some people (like me
Hope you try it!! It's made a huge difference in my symptoms.
