Donald Cooke EMP Superior Eggfood is blended with only the highest quality ingredients, including real egg yolk. It has been specially formulated to provide all the vitamins, minerals and other nutritional requirements necessary to support your bird's general health. It has a large particle size, is less powdery, stays fresh longer and is very palatable. EMP Superior Eggfood has been acclaimed by top nutritionists and breeders. EMP THE UK'S BEST SELLING EGGFOOD. EMP Superior Soft Eggfood isa broadly based soft eggfood, blended with the finest quality ingredients.