Every time the sweet potato harvest season comes, people like to eat roasted sweet potatoes. The roasted sweet potatoes sold on the market are not only expensive, but also people are worried about hygiene issues, so more and more people like to bake them at home. , this is when the air fryer comes in handy. This method saves time when roasting sweet potatoes, and they are also very sweet when roasted. Sweet potatoes contain a lot of vitamins, so they are good for the lungs and heart. Most importantly, they can prevent cancer, lose weight, etc., and are of great benefit to people with constipation.

Steps to bake sweet potatoes in an air fryer:

1. Finally, choose slender sweet potatoes with red hearts. Choose sweet potatoes with red hearts. Wash the sweet potatoes, preferably with a soft brush. .

2. Put the sweet potatoes in the air fryer, turn it to 200 degrees, and bake for 20 minutes.

3. Turn the sweet potatoes over and bake for about 20 minutes.

4. Flip the sweet potatoes, adjust the temperature to about 160 degrees, and bake for 10 minutes. The roasting will remove the tar and taste better.

Effects and functions of sweet potatoes:

1. Sweet potatoes are good for the heart

Sweet potatoes are rich in potassium, beta-carotene, folic acid, vitamin C and vitamin B6 , these 5 ingredients all help prevent cardiovascular disease. Potassium helps maintain fluid and electrolyte balance in the body's cells, maintaining normal blood pressure and heart function. Beta-carotene and vitamin C can resist lipid oxidation and prevent atherosclerosis. Supplementing folic acid and vitamin B6 can help reduce blood homocysteine ??levels, which can damage arteries and is an independent risk factor for cardiovascular disease.

2. Sweet potatoes prevent emphysema

Excessive smoking may cause symptoms of emphysema. Friends with emphysema can eat more sweet potatoes to relieve the symptoms. Sweet potatoes It is rich in vitamin A. Eating more sweet potatoes can effectively reduce the incidence of emphysema.

3. Sweet potatoes have anti-cancer effects

The most anti-cancer nutrients in the diet are β-carotene (vitamin A precursor), vitamin C and folic acid. Sweet potatoes are rich in all three. A small sweet potato (about 2 pounds) can provide 2 times the daily amount of vitamin A required by the human body, one-third of the daily amount of vitamin C and about 50 micrograms of folic acid; the dietary fiber content is higher than a bowl of oatmeal. . The antioxidant effects of β-carotene and vitamin C help resist oxidative stress damage to the genetic material deoxyribonucleic acid (DNA) and play a certain anti-cancer role.

Eating sweet potatoes regularly helps maintain normal folic acid levels in the body. Low folic acid levels in the body can increase the risk of cancer. The high content of dietary fiber in sweet potatoes can promote gastrointestinal motility and prevent constipation and colorectal cancer.