Asians and Africans consider sweet potato leaves to be a common vegetable that they have eaten for hundreds of years. Due to its high nutritional value, recently, the United Nations Asian Vegetable Research and Development Center listed sweet potato leaves as a high-nutrition vegetable variety.

In recent years, sweet potato leaves have become popular in Europe, the United States, Japan and South Korea. The United States lists sweet potato leaves as astronaut vegetable, while Europeans regard them as “longevity vegetables”. Read more…gh.opera.news

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