Where does the anti-aging plant purple potato come from? When will it be ready for market? What are the effects and effects?

Purple potato, also known as black potato, is a kind of food suitable for men and women, young and old. it is very popular because of its high nutritional value, anti-aging, anti-fatigue, and blood-tonifying effects. at present, many people like to use it to cook rice or make soup. Where does purple potato come from? When will it be ready for market? What are the effects and effects?

Where does the purple potato come from?

Purple sweet potato, also known as sweet potato, native to Central America, is at the top of the best vegetable group in the list of best foods confirmed by the World Health Organization. Because the color of sweet potato is violet, it is called purple sweet potato. Purple sweet potato is rich in trace elements, such as iron, phosphorus, calcium, zinc, etc., especially selenium. The root of sweet potato is not only a vitamin-rich mineral, but also an anti-cancer expert. China began to introduce cultivation in 2002.

When will the purple potato mature and go on the market?

Depending on when the general spring seed can be harvested before August of the lunar calendar, the late spring and early summer seed will be harvested in September and the latest harvest will be in October. It is understood that purple potatoes are generally harvested in mid-late October, while fresh purple sweet potatoes are delayed to early November. They must be harvested before frosting, so they are basically on the market at this time.

Third, what are the advantages of eating purple potatoes?

1. Defecation

Purple potato contains a lot of cellulose, which can promote gastrointestinal peristalsis, help discharge toxic substances and carcinogens in feces, maintain smooth stool, promote digestion, and have the role of defecation.

2. Delaying senility

Purple potato is rich in selenium, which can scavenge free radicals, has a strong antioxidant effect, and can block the pathogenic effects of reactive oxygen species and free radicals by eliminating lipid peroxides, which helps to delay the aging of the body.

3. Improve liver activity.

Purple potato contains a lot of mucin, which can prevent liver connective tissue from atrophy and help to improve the vitality of the liver.

4. Improve eyesight

Purple potato contains vitamin A, which can protect eyes and improve eyesight.

5. It is beneficial to cardio-cerebral vessels.

Anthocyanins in purple potato can inhibit the oxidation of low density lipoprotein and platelet aggregation, maintain blood vessels, and are beneficial to cardio-cerebrovascular diseases.

Fourth, how to preserve purple potatoes from sprouting?

1. Keep in the refrigerator. The low temperature in the refrigerator can well prolong the preservation time of purple potatoes. In general, raw purple potatoes can be preserved in the refrigerator for as long as several months. If it is a cooked purple potato, it can not be kept in the refrigerator for a long time, and the preservation time is generally no more than 3 days, so it is best to eat it immediately after it is cooked.

2. Make dried potatoes. Remove the inedible part of the purple potato, cook it in a pressure cooker, take out the skin and slice it after cooling, and dry it in a well-ventilated and sunny place.

3. dry in the sun. If there is more moisture on the raw purple potato, be sure to wipe it off and put it in a sunny place to remove excess moisture. Too much moisture will lead to problems such as purple potato rot. Remove excess moisture and store it in a cool and ventilated place.

4. Cellar storage method. Soak the purple potato with 1000 times of topiramate and disinfect the cellar, then put the purple potato into the cellar. The cellar temperature is kept between 10 and 15 degrees. If you need to preserve a lot of purple potatoes, you can save them in this way.