Vibrant Color Sweet Taste Packed with Nutrients Low in Calories One cup (or 205 grams) of cooked acorn squash offers an impressive nutrient profile: 15 calories 30 grams of carbohydrates 2 grams of protein 9 grams of fiber Provitamin A: 18% of the DV Vitamin C: 37% of the DV Thiamine (vitamin B1): 23% of the DV Pyridoxine (vitamin B6): 20% of the DV Folate (vitamin B9): 10% of the DV Iron: 11% of the DV Magnesium: 22% of the DV Potassium: 26% of the DV Manganese: 25% of the D