Her longevity may not be an accident:
http://www.independent.co.uk/news/science/is-this-the-secret...
"Every day, she takes NGF in the form of eye drops"
"Every day, she takes NGF in the form of eye drops"
http://www.ncbi.nlm.nih.gov/pubmed/18758067
I took an extract for a while and thought it might be doing something, but I didn't collect any data so it's hard to draw conclusions.