Clause 18 of this important section gives the legislative branch the power to make all laws which shall be necessary and proper, and to carry out the enumerated powers (U.S. Constitution, Article I, Section 8, Clause 18).
There are 81 calories in a 1/2 large Sweet Potato (Without Salt, Baked In Skin, Cooked). Calorie breakdown: 1% fat, 93% carbs, 6% protein.
One 4-ounce sweet potato provides nearly 2 grams of protein. This amount of cooked sweet potato offers a minimal 110 calories and approximately 7 percent of the caloric content comes from protein. The remaining calories come from carbohydrates, with a trace amount of fat. Between 10 and 35 percent of your total calories need to come from protein.