Eyebright

Perhaps its my imagination but I do think I've been squinting less since I started taking this about two weeks ago. According to its profile (apparently sponsored exclusively by the mother company all over the 'Net), it'll also help with circulation (extremities - yeah!) and brainpower (lordy knows more of that is always a good thing!)

Bilberry, a.k.a., Huckleberry.

Ginkgo

A competitor.
wonder herbs