addition of the hypocholesteremic agent probucol ( ( 4,4'-isopropylidine dithio ) -bis ( 2,6-di-t-butyl-phenol ) ) to the diet of laying hens at up to 1 % significantly reduced egg yolk cholesterol content ( mg/g yolk ) without impairment of rate of egg production , egg weight , shell strength , albumen quality , or other production related parameters .
C0033215
probucol
C0031428
phenol