Tel Aviv University researchers have discovered that a popular food supplement called phosphatidylserine can reverse the effects of the debilitating neurodegenerative disorder Familial Dysautonomia (FD).  It improves the supply route to neurons by reducing levels of enzyme HDAC6.

http://www.jewishpress.com/news/breaking-news/israeli-scientists-say-food-supplement-may-help-reverse-familial-dysautonomia-fd/2016/12/21/

http://journals.plos.org/plosgenetics/article?id=10.1371%2Fjournal.pgen.1006486