One medium egg contains just 70 to 85 calories—and about 6.5 grams of protein. That means three eggs (210 to 255 calories) provide 19.5 grams of protein: the average woman needs about 50 grams a day, so that’s almost half of your daily intake. (Actual protein needs depend on your weight and level of activity; talk to your doctor to get specific requirements for you.)
Read more at http://www.besthealthmag.ca/eggs#IJoTMBQ2ki8bcr50.99