Curcumin and Piperine in Patients on Surveillance for Monoclonal Gammopathy, Smoldering Myeloma or Prostate Cancer

The purpose of this study is to determine whether the supplement of curcumin plus peperine can prevent or delay the progression of prostate cancer, monoclonal gammopathy of unknown significant, or low-risk smoldering myeloma into a more aggressive cancer which requires treatment. The investigator will be evaluating a marker in patients blood called MIC-1 to determine whether it could be a useful predictor of whether the disease is improving or progressing.