The Eye and Vitamin C

An article from science daily: http://www.sciencedaily.com/releases/2011/07/110715135353.htm

Nerve cells in the eye require vitamin C in order to function properly -- a surprising discovery that may mean vitamin C is required elsewhere in the brain for its proper functioning, according to a study by scientists at Oregon Health & Science University recently published in the Journal of Neuroscience.

I guess Vitamin C is more important than I realised.