Pretty much, yes, all the mercury has already leeched out. I just had my 2 Amalgams removed (mine were about 17 years old). There was also no electrical current left. Have you called Dr. Huggins office yet? Call them, they are very helpful and can answer your questions. You may want to have a hair analysis done to see what your levels are like. But this isn't 100% accurate. Focus on cleansing the body, specifically the eliminating organs like the colon, liver, lymph. Make some healthy changes to your diet if need be. Eat cilantro everyday.