Spam is typically sold in cans with a net weight of 340 grams (12 ounces). A 56 gram (approximately 2 ounce) serving of original Spam provides seven grams of protein, two grams of carbohydrates, 15 grams of fat (23% US Daily Value) including 6 grams of saturated fat (28% US Daily Value), and 170 calories. A serving also contains nearly a third of the recommended daily intake of sodium (salt). A 56 gram serving of spam contains 767 mg of sodium, equivalent to approximately 2 grams of salt, indicating about 3.6% of spam's mass is salt. Spam provides very little in terms of vitamins and minerals (0% vitamin A, 1% vitamin C , 1% calcium, 3% iron). It has been listed as a food that is a poor choice for weight loss and optimum health and as a food that "is high in saturated fat and sodium"