<<> On interesting fact is that the ones who use butter on their bread have
> less allergy than those who use margarine instead. And those who smear no
> fat on their bread are the ones with most allergy problems!
> (It is very usual to eat bread and "butter", usually with cheese or ham
> on, in Sweden, several slices a day.)>>

Where were these studies done?  If they were done in a place where cows are
pasture-fed, there is the possibility of CLA being consistently more present
in butter (and milk).  CLA levels are inconsistent or non-existent in cows
in the U.S.

Siobhan