Brewer's Yeast is not a by-product! It's just a type of yeast. It's been used and sold in organic food stores for years, and as a supplement of more than "one type of B vitamin." They don't scrape it off the bottom of beer vats, that info is totally bogus.
Last edited by Blathach; July 6th, 2006 at 08:58 PM.
Reason: Inappropriate Rudeness