Eggs have been part of the human diet since before recorded history. As a symbol of life, eggs have played various roles not only in the diet but also in many ceremonial aspects of culture. Eggs provide high-quality protein, virtually every essential nutrient but vitamin C, and a number of functional nutrients. Eggs also contain cholesterol, which for the later part of the 20th century was viewed as a health risk, and eggs were singled out as a food to be restricted in the diet. Today eggs are recognized not for their cholesterol content—which has been shown not to be an independent predictor of high blood cholesterol levels or of heart disease risk—but rather for the totality of their numerous contributions to nutrition and health ...

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