The eye is a highly reflective surface and there are many ways to get eyelights.
Having been trained and worked as a lighting cameraman, I prefer to do it the old fashioned way. When that doesn't work (sometimes after hours of trying) I use this. It's only for G8, though.
And it's in this package.
Topsy 8 Merry and Bright Bundle
If you're a Rank 1 and a poster in the Art Showcase forum, hit me up via PM. There is some vetting but if you're a poster here chances are you ain't a leech and that's good enough for me.