purevl --- I suppose a natural oil is the way to go. I found that natural chamois are processed with fish oil, though I'll likely not try that.
Here's a source I found for some cream for natural and other chamois:
http://www.branfordbike.com/cgi-bin/...hamois%20Creme

I understand that an effort should be made to keep these things disinfected. Might be too much trouble to bother with.......