A piece of pound cake contains around 350 calories, and one pound cake contains about eight to ten pieces, so one pound cake contains between 2,800 and 3,500 calories. As a percentage of the total calories, 37 percent are from fat, 56 percent from carbohydrates and 7 percent from protein.
Each piece of pound cake contains about 15 grams of fat, 49 grams of carbohydrates and 6 grams of protein. If a cake is assumed to contain eight to ten pieces, then one pound cake will also contain 120 to 150 grams of fat, 392 to 490 grams of carbohydrates and 48 to 60 grams of protein. Additionally, each piece of pound cake contains 111 milligrams of cholesterol, 258 milligrams of sodium and 79 milligrams of potassium. Therefore, a whole pound cake contains between 888 to 1,110 milligrams of cholesterol, 2,064 to 2,580 milligrams of sodium and 632 to 790 milligrams of potassium.
Each piece also contains 6 percent of the recommended daily intake of calcium and 15 percent of the recommended daily intake of iron. If a person consumes an entire pound cake, he would consume approximately 48 to 60 percent of his recommended daily intake of calcium and 120 to 150 percent of his recommended daily intake of iron.