Frozen shoulder is caused by liver dysfunction. You must improve your diet by removing grains from your diet and having high amounts of good fat.
You must do all that is outlined in the cure manual (mind cure, diet, detox, paying specific attention to liver flushes. It will take at least 5 to 10 liver flushes spaced 2 to 4 weeks apart to cure frozen shoulder problems.
See the rest of the cure manual for things you have to do.