Tiopronin prodrugs, pharmaceutical compositions comprising the tiopronin prodrugs, and methods of using tiopronin prodrugs and pharmaceutical compositions thereof for treating liver, kidney, lung, neurological, inflammatory, and autoimmune disorders including non-alcoholic steatohepatitis, Wilson's disease, cystinuria, irritable bowel disorder, ulcerative colitis, rheumatoid arthritis, chronic obstructive pulmonary disease, interstitial lung disease, asthma, cystic fibrosis, Parkinson's disease, and Huntington's disease.