Can Copper be Tested for in an LRA Panel? In Ask DrJ, News by Justin WeltonNovember 20, 2023 Dr. Russell Jaffe talks about copper and zinc, and other mineral pairs, and the best ways to test for them. Click here for our D-Penicillamine Protocol. Did you enjoy this post? We post new content regularly! Click here to see our latest blog posts. Author: Justin Welton