White liquid appears when sweet potato is cut

Sweet potato is a very popular food. It not only has a good filling effect and a fragrant taste, but also has extremely high nutritional value. However, many people find white liquid in sweet potatoes when cutting them, and many people are not sure whether such sweet potatoes can be eaten. In fact, this does not affect the consumption of sweet potato. The white liquid is a component of the sweet potato itself, not a toxic substance!

1. Can I eat sweet potatoes if there is white liquid when I cut them?

The white liquid that comes out when the sweet potato is cut is edible.

After the sweet potato is cut, the white juice that flows out from the junction of the sweet potato skin and the sweet potato flesh is a component of the sweet potato itself. It is not a toxic or harmful substance. It contains most of the nutrients in sweet potatoes, so it is edible.

2. What is the white liquid when the sweet potato is cut?

The white liquid that flows out after the sweet potato is cut is some water, starch, mucus protein, water-soluble vitamins, a small amount of minerals, pectin, mirabilis jalapa and other ingredients. Its main components are water and starch, so it is edible.

3. What is the function of the white liquid when the sweet potato is cut?

Treating constipation

The white liquid in the cut sweet potato contains mirabilis glycoside, which is a compound that can treat special constipation and is suitable for people with special constipation.

Enhances immune function

The white liquid contains a large amount of mucus protein, which can prevent the atrophy of liver and kidney connective tissue, improve the body's immunity, prevent the occurrence of collagen disease, and enhance immunity.

4. Why do some sweet potatoes not have white liquid when cut?

Only freshly dug sweet potatoes will have white liquid. After a period of drying and placement, the white liquid in the sweet potatoes will slowly disappear, the sweetness will increase, and the moisture will decrease. This process is called pulping. Therefore, if there is white juice when the sweet potato is cut, it means that the sweet potato is very fresh.

5. How to store cut sweet potatoes

Sweet potatoes are easily oxidized, and if the cut sweet potatoes are not eaten in time, they will turn black. Therefore, the cut sweet potatoes can be wrapped in plastic wrap and stored for a period of time.

If you don’t have plastic wrap, you can directly put the unpeeled sweet potatoes in the refrigerator. When eating, just cut off some of the cut parts.

You can also steam the cut sweet potatoes so that they won’t turn black and they will still taste good after being left out for a while.

Soak the cut starchy sweet potatoes in light salt water for about five minutes, then dry them, and the sweet potatoes will not easily go bad.