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Yam bean and yam actually grow in the same plant. Yam bean is the fruit of vines on the ground. It is a bit like a potato in color, but much smaller in size. Yam is the root part of underground plants. The nutritional value of these two nutrients is almost the same.

Yam bean and Dioscorea opposita are Dioscoreaceae plants. Yam is an underground tuber, while yam bean is the fruit between the axils of the upper leaves. The fruit period is from July to165438+1October. They all grow on the same tree, but they have different appearances. For example, yam bean is mostly kidney-shaped or oval, with a diameter of about 1 or 2 cm, a diameter of about 4 or 5 cm, and a brown or dark brown epidermis; Yam is very long, usually with 30-60 cm long rhizome and stem. Some yams can grow to 100 cm, and their skins are usually brown.

Which is more nutritious, Chinese yam or yam bean?

Both are relatively high.

Although Chinese yam and yam bean belong to different parts of the same plant, they are both rich in starch, protein, vitamins and minerals. After eating, they can supplement a variety of nutrients for the human body. They can not only be eaten, but also used as medicine. Strengthening spleen and stomach, promoting digestion, strengthening body, tonifying kidney and replenishing essence.

Therefore, Chinese yam and yam bean have high nutritional and medicinal value. For most people, it can be eaten in moderation.

What's the difference between Chinese yam and yam bean?

1. Dioscorea opposita is the underground stem of Dioscorea opposita, and yam bean is the kidney-shaped or oval bulblet between the axils of the aerial parts of Dioscorea opposita, also known as zero seed and Dioscorea opposita seed.

2. yam bean and Chinese yam have similar efficacy, and both have high nutritional value. Yam bean and Chinese yam are excellent autumn and winter health products, which can strengthen the spleen and moisten the lungs, and nourish mild skin.

Yam bean is good for human health. First of all, yam bean contains amylase, polyphenol oxidase and other substances, which can promote digestion and absorption. Secondly, mucin in yam bean can lower blood cholesterol, prevent fat deposition in cardiovascular system, protect arteries and prevent arteriosclerosis. Finally, the saponin and mucus in yam bean are beneficial to the antitussive effect of lung.