Anti-oxidants and schizophrenia

I saw a scientific paper indicating that lack in antioxidants in your diet can provoke sz. There was a suggestion to increase dietary antioxidants.
Oxidative stress and schizophrenia: recent breakthroughs from an old story Oxidative stress and schizophrenia: recent breakthroughs from an old story - PMC
Oxidative Stress in Schizophrenia. Oxidative Stress in Schizophrenia - PMC

Vitamin C is a good antioxidant. I take 500 mg ever day.