An average hens egg of 60 gm consists of 7.9 gm of protein, 7.9 gm of fat, 103 kCal, 36 mg of calcium, 132 mg of phosphorous, and 1.26 mg of iron. It is rich in cholesterol (3.9 gm per 100 gm) and is a good source of iron and phosphorous. Therefore, 2-3 eggs in a week will not add much calcium in your diet.