Hello Maya and Happy New Year to you and your family. My neuologist early on was very positive about the benefits of VIT C and E. He is director of research for the PDF in New York. For the past four years I have been taking 3000 mg of C AND E The E is supposed to slow the progression I really dont remember (ha ha ha) the reason for taking C but because he said to do it I do. (Sounds like my substitute mother!!!!!) good luck Shalom Joyce Tames [log in to unmask] BTW where in Israel are u