Perhaps not surprisingly, the large quantities of beta-carotene, vitamin E, and folic acid present in green grass find their way into the flesh of the animals that eat that grass. (It’s the carotenoids that give these egg yolks their carroty color.) That flesh will also have considerably less fat in it than the flesh of animals fed exclusively on grain—also no surprise, in light of what we know about diets high in carbohydrates. (And about exercise, something pastured animals actually get.) But all fats are not created equal—polyunsaturated fats are better for us than saturated ones, and
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