Did the catalogs cost anything to get them mailed to you or did you find them online?
Have you contacted Dara at HEAL Marketplace http://www.healmarketplace.com/
She might be able to help you. She is a former student of Dr. Schulze 's and sell some of his formulas and she makes and sells formulas made to his specifications. She sells most of them in bulk form. She maybe able to tell you where a good source of the yeast is for the Superfood since she makes it herself.