help

does anyone know what the levels are for your iron? i know it should be above like 30 mine is 14 i am tired , pale, bad headaches and body aches, black under the eyes and freezing all the time. i am miserable i am talking with the dr about going back for B12 shots and probably iron shots i have been on iron pills for a week and they arent helping at all has anyone been through this. i am really worried it could be something else i was also told by my primary a few weeks ago the glands in my neck were swollen but she never followed up with it.i am 2 1/2 years post op and have gained a few pounds back and thats freaking me out too