Therapeutic Solutions International, Inc. focuses on immune modulation for the treatment of various specific diseases. The company develops a range of immune-modulatory agents to cancers, schizophrenia, suicidal ideation, traumatic brain injury, and lung pathologies, as well as for daily health. Its flagship products include QuadraMune, a patented synergistic blend of pterostilbene, sulforaphane, epigallocatechingallate, and thymoquionone to increase natural killer cell activity and healthy cytokine production.