Purple sweet potato has a good antioxidant effect. Eating purple potato regularly can resist aging, improve skin quality and regulate endocrine.

2. Promote gastrointestinal peristalsis

Purple sweet potato is rich in cellulose, which can promote gastrointestinal peristalsis, clean up mucus, gas accumulation and corruption in intestinal cavity, eliminate toxic substances in feces, keep defecation unobstructed, improve digestive tract environment and prevent gastrointestinal diseases.

3. Anti-cancer

Purple sweet potato is rich in selenium and iron, which is an essential element for anti-fatigue, anti-aging and blood-enriching. In particular, selenium is known as the "king of cancer", which is easily absorbed by human body, and can stay in serum to repair myocardium, enhance immunity, eliminate free radicals in the body, inhibit DNA synthesis and cancer cell division and growth, and prevent the occurrence of cancer diseases.

4. Liver protection

Purple potato can protect the liver. Many men who often drink and smoke tend to be impatient. At this time, eating purple potatoes can reduce liver fire and regulate the body.

5, weight loss effect

It is good for women who lose weight to eat purple potatoes. Purple sweet potato is very low in calories, much lower than ordinary rice. It is a good low-fat and low-calorie food. You don't have to worry about getting fat after eating purple sweet potato, but you can lose weight.

6. Enhance immunity

Purple sweet potato contains a lot of mucin, which can prevent the atrophy of liver and kidney connective tissue and improve immunity. The minerals contained in purple sweet potato play a very important role in maintaining and regulating human functions.

7, purple potato tremella soup

Ingredients: tremella, purple potato, rock sugar, etc.

Practice: First wash the tremella and soak it in water for half an hour, during which the purple potato is washed, peeled and cut into pieces. After the tremella is soaked, add water and simmer for one hour, then add diced purple potatoes and iced sugar (pear slices and other fruits can also be added according to personal preference), and simmer for half an hour to one hour until the soup is thick.

8, purple potato pumpkin syrup

Ingredients: pumpkin, purple potato, rock sugar.

Practice: peeled pumpkin, seeded and cut into small pieces, peeled purple potato and cut into small pieces. Then put the pumpkin and purple potato pieces into the soup pot, add appropriate amount of water, boil over high fire and turn to low heat for stewing. When you see that the pumpkin and purple potato are ripe and sticky, add a little rock sugar or brown sugar until they melt.