Alanine and glutathione targeting of dopamine or ibuprofen coupled polypeptide nanocarriers increases both crossing and protective effects on a bloodbrain barrier model Fluids and Barriers of the CNS Springer Nature Link Dopamine but not l dopa stimulates neural glutathione metabolism. Potential implications for Parkinson's and other dopamine deficiency states ScienceDirect Glutathione IV Push Salt Lake City Glutathione Therapy & Injections Antioxidant Supplement Eases Parkinson's Symptoms, Study Suggests Impaired striatal glutathioneascorbate metabolism induces transient dopamine increase and motor dysfunction Nature Metabolism