Sweet potatoes and purple potatoes, an important part of the potato family, are quality staple foods. They are filling, high in dietary fiber and relatively low in GI.

So what are the differences between sweet potatoes and purple potatoes?

Nutritional value

(Nutrient content comparison)

It can be clearly seen in the chart:

1. In terms of the three major nutrients, purple potato is slightly better. It has higher protein content, less carbohydrate content, and slightly lower calories than sweet potatoes. From this point of view, purple potatoes are more suitable for fat loss people than sweet potatoes.

2. Sweet potatoes are rich in vitamins and purple potatoes are rich in minerals.

In addition, purple potatoes are also rich in anthocyanins, a water-soluble natural pigment. It can antioxidant, prevent cancer and delay aging. It can also prevent cardiovascular disease, improve vision and sleep.

Intake & Taste

No matter how healthy a food is, you can’t eat too much of it, and there is a more suitable intake for each kind.

The 2016 edition of the Dietary Guidelines for Chinese Residents clearly states that the recommended daily intake of potatoes is 50-100 g. It is healthier to eat with cereal staples.

In terms of taste, sweet potatoes are significantly better than purple potatoes because of the high water content, it will be a little more glutinous, but also more sweet. Purple potato is sandy texture, will be a little hard feeling.