The efficacy and function of purple sweet potato leaves

I believe everyone has eaten purple sweet potatoes. Purple sweet potatoes are rich in fiber and protein, which can effectively improve the body's immunity. They also have the effect of lowering blood pressure and blood sugar. It is very beneficial for patients with three highs to take them. Many farmers throw away the purple sweet potato leaves after harvesting them, or use them to feed pigs and ducks. In fact, the whole purple sweet potato is a treasure, and the purple sweet potato leaves are also edible. Next, let us learn about the effects and functions of purple sweet potato leaves.

Many years ago, when purple sweet potatoes were harvested, people would simply dig them out and take them home for consumption. As for the purple sweet potato leaves, people would grind them into feed to feed livestock.

However, as the health value of purple sweet potatoes was discovered, purple sweet potato leaves were also brought to the stage and shared the fame with purple sweet potatoes. It would have been fine if you hadn't studied it, but once you did, you'd be shocked to find that it's no exaggeration to call purple sweet potato leaves the "Queen of Vegetables". Its health benefits are unmatched by other vegetables.

Purple sweet potato leaves are an organic vegetable with excellent therapeutic effects. The so-called therapeutic effects must ensure the quality of the ingredients. Organic vegetables have the highest safety level and therefore can also exert the best therapeutic effects.

Nutritional content of purple sweet potato leaves

Purple sweet potato leaves are the leaves of purple sweet potato vines, also known as sweet potato leaves. They are a sweet potato plant of the Convolvulaceae family. It is a variety of purple sweet potato seedlings with pointed and tender stems at the top that are bred through artificial selection for human consumption. It is known as the "Queen of Vegetables", "Longevity Vegetables" and "Anti-Cancer Vegetables" in Hong Kong and even in the world. The Asian Vegetable Research Center has listed purple sweet potato leaves as a high-nutrition vegetable variety.

Purple sweet potato leaves are very nutritious, the leaves are green, tender and refreshing. Most of its nutritional content is much higher than that of high-nutrient vegetables such as spinach and celery. In particular, the carotenoid content is 3 times higher than that of ordinary carrots and more than 600 times higher than that of fresh corn and taro.

Purple sweet potato sprouts are rich in nutrients. Every 100 grams of purple sweet potato vines, the top 10-15 cm, tender leaves and petioles are collectively called stems. The stem tip of purple sweet potato is rich in protein, carotene, vitamins, iron and calcium.

According to laboratory analysis, the crude protein quality of the stem tip is 21.1%-15.1% of the dry weight, which is comparable to that of pork and beef. The protein content of stems, leaves and stem tips is 2.7%, the carotene content is 5580 IU/100 g, the vitamin C content is 41.07 mg/kg, the calcium content is 74 mg/kg, the iron content is 4 mg/kg, the vitamin B1 content is 3 mg/kg, the niacin content is 6 to 10 mg/kg, and the B6 content is 2.1 mg/kg. According to tests conducted by the Chinese College of Preventive Medicine, when compared with 13 kinds of vegetables including celery, cabbage, spinach, Chinese cabbage, rapeseed, leek, cucumber, eggplant, carrot, and tomato, the purple sweet potato leaves ranked first in 13 of the 14 nutrients, including protein, fat, calories, cellulose carbohydrates, calcium, iron, phosphorus, carotene, vitamin C, B1, B2, and niacin.

Health benefits of purple sweet potato leaves

Purple sweet potato leaves are rich in mucus protein, which can improve human immunity, enhance immune function and promote metabolism. Eating purple sweet potato leaves regularly can delay aging.

Health benefits of purple sweet potato leaves

Purple sweet potato leaves are the tender leaves at the top of the above-ground stems of purple sweet potatoes after they mature in autumn. Tests show that every 100 grams of fresh purple sweet potato leaves contains 2.28 grams of protein, 0.2 grams of fat, 4.1 grams of sugar, 16 milligrams of mineral potassium, 2.3 milligrams of iron, 34 milligrams of phosphorus, 6.42 milligrams of carotene, and 0.32 milligrams of vitamin C. Compared with common vegetables, it has high content of minerals and vitamins, and even high content of carotene.

Taller than a carrot. Therefore, the Asian Vegetable Research Center has listed purple sweet potato leaves as a high-nutrition vegetable variety, calling it the "Queen of Vegetables." A "purple sweet potato leaf fever" has swept across Europe, America, Japan, Hong Kong and other places. Foods made from purple sweet potato leaves are even served on the tables of hotels and restaurants. In our country, purple sweet potato leaves are not sold in urban supermarkets. After harvesting purple sweet potatoes, farmers throw the leaves and stems together on the fields or use them as feed for livestock. This is a pity.

There are many ways to eat purple sweet potato leaves, and here is a brief introduction. Select fresh and tender leaf tips, blanch them in boiling water, and then use sesame oil, soy sauce, vinegar, chili oil, mustard, ginger juice and other seasonings to make a cold dish. Its green appearance will whet your appetite. You can also stir-fry purple sweet potato leaves with shredded pork, which tastes fragrant and sweet with a unique flavor. In addition, you can also use purple sweet potato leaves to make soup or add them to porridge. Japanese markets sell canned pickled purple sweet potato leaves as side dishes. We can also add salt to make them into pickles or side dishes for consumption. It is the time when purple sweet potatoes are harvested and put on the market. Those who love delicious food and pay attention to nutrition may wish to try the purple sweet potato leaves. I believe you will like it.