Mushrooms, dried, shiitake contains 296 calories per 100 g serving. One serving contains 1 g of fat, 9.6 g of protein and 75 g of carbohydrate. The latter is 2.2 g sugar and 12 g of dietary fiber, the rest is complex carbohydrate. 0.2 g of saturated fat and 0 mg of cholesterol per serving. 0.00 IU vitamin A, 3.5 mg of vitamin C and 3.90 mcg of vitamin D as well as 1.72 mg of iron, 11.00 mg of calcium and 1534 mg of potassium.