She lives with 1 sweet potato a day until she is 114 years old.

America's oldest person, Lessie Brown, passed away at the age of 114. One of the reasons Brown has lived so long is that she eats sweet potatoes so often, her family said . Before the age of 111, she ate a sweet potato almost every day.

Sweet potatoes have been known as longevity food since ancient times

Sweet potato, also known as sweet potato and sweet potato, has been considered a longevity food since ancient times. Li Shizhen, a physician in the Ming Dynasty, wrote in the Compendium of Materia Medica: "People in the sea live longer, because they do not eat grains, but eat sweet potatoes." Eat it as a main course, steamed or grilled, and it's delicious.

Chinese medicine believes that sweet potato is sweet and flat in nature, and it enters the spleen and kidney. For those who are deficient, eating sweet potatoes has a tonic effect.

Dan Buettner, author of "The Blue Zones Solution," has devoted himself to in-depth explorations of the world's long-lived people and their way of life. He said that sweet potatoes are an indispensable healthy food for long-lived people in some regions.

Sweet potato, also known as sweet potato and sweet potato, has the effect of nourishing and neutralizing blood, nourishing qi and promoting body fluid, widening the stomach and clearing constipation.

Sweet potatoes are rich in nutrients and high in vitamin A

According to the U.S. Department of Agriculture (USDA), a medium-sized sweet potato (114 grams) contains approximately 103 calories, 0 grams of fat, 2 grams of protein, 4 grams of fiber, 7 grams of sugar, and 24 grams of carbohydrates.

The carbohydrates contained in sweet potatoes are mainly complex carbohydrates, which are digested slowly after entering the human body, which can prolong the time of satiety and keep blood sugar in a relatively stable state.

In sweet potato fiber, insoluble fiber accounts for more than 70%. Insoluble fiber can promote intestinal peristalsis, prevent blood sugar from soaring, and reduce the risk of diabetes. Therefore, the American Diabetes Association has made sweet potatoes one of the recommended foods for diabetic diets. Because it is rich in fiber and fat-free, eating sweet potatoes is not easy to make people fat.

The vitamin A content of sweet potatoes is particularly prominent. A medium sweet potato contains up to 22,000 IU of vitamin A, which helps maintain healthy eyesight, bone development, and boost immune function.

In addition, sweet potatoes contain 22 mg of vitamin C, 43 mg of calcium, 62 mg of phosphorus, 31 mg of magnesium, and 542 mg of potassium. Potassium can maintain the normal functioning of nerves and muscles, dilate blood vessels, lower blood pressure, and help eliminate excess salt in the body.

Sweet potatoes are best eaten in the morning with the skin on

Physician Lin Gui said that the best time to eat sweet potatoes is between 7:00 and 9:00 in the morning, because this period is the golden period for gastrointestinal absorption of nutrients. hoard in the body.

Sweet potatoes are best eaten in the morning with the skin on.

Eating sweet potatoes with their skins can better absorb complete nutrients. Sweet potato peel is rich in mucin and other polysaccharides, which can reduce the level of cholesterol in the blood, maintain the elasticity of blood vessels, and prevent cardiovascular diseases such as arteriosclerosis and hypertension. You can buy sweet potatoes of better quality, wash the skins, and then cook and roast them for consumption.

However, people with more stomach acid should not eat more sweet potatoes. Sweet potatoes should not be eaten with persimmons, bananas or eggplants, otherwise it will easily lead to stomach discomfort.