CSPI ranked sweet potatoes number one in nutritional of all vegetables.
Low Glycemic Index foods, like sweet potatoes, cause a gradual rise in blood sugar and make on feel satisfied longer.
CSPI ranked sweet potatoes at 184 in nutritional value, more than 100 points ahead of baked Idaho potato, spinach or broccoli.
As the body ages, it requires fewer calories, while at the same time needing to maintain or possibly even increase its vitamin and mineral requirements.
Sweet potatoes rank significantly lower than white potatoes in the glycemic index, which explains why both carb-counting diets encourage substituting sweet potatoes for Idaho potatoes.
Vitamin C is associated in increases in blood levels of “good” cholesterol, which lowers the risk of heart disease and decreases in levels of “bad” cholesterol.
Sweet potatoes provide twice the recommended daily allowance of vitamin A and more than one-third the requirements for vitamin C.
Vitamin A is necessary for strong tissues and is required to maintain healthy immune system that develops resistance to infection. Vitamin A also protects the body from cardiovascular disease and lowers the risk of stroke.
Contains four times the daily recommended amount of beta-carotene
Sweet potatoes are one of the greatest sources for dietary fiber, especially when eaten with the skin.
There is more fiber in one sweet potato than in a bowl of oatmeal.
Source of Vitamin B6, Iron, Potassium and Fiber
Virtually No Fat
Strokes are less common among vegetable eaters because of potassium.
Potassium in sweet potatoes help maintain a fluid and electrolyte balance in the body cells, as well as normal heart function, nerve function and blood pressure.
Folate in sweet potatoes help reduce homocysteine levels, a chemical capable or destroying the circulatory system that causes heart attacks.
Director of Cancer Prevention and Control of the National Cancer Institute believe fiber may increase bulk in the colon that dilutes possible cancer promoting substances that are found in food or formed during digestion.
Sweet potatoes are rich in soluble fiber, notably pectin, which helps to lower total and LDL (“bad”) cholesterol.