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紫甘薯(紫地瓜)简称“紫薯”,又称“黑薯”,其肉紫色至深紫色。它除具有普通甘薯的营养成分和具有软化血管、降低血压、润肠、通便等功能外,还富含增强人体免疫功能的硒元素、花青素等物质。经常食用“紫薯”,可明显增强人体免疫能力,对消化道、心脑血管等疾病有高的防效,紫薯
Purple sweet potato (purple sweet potato) referred to as “purple sweet potato”, also known as “black potato”, its meat purple to dark purple. In addition to its ordinary sweet potato nutrients and softening blood vessels, lower blood pressure, Runchang, laxative and other functions, but also rich in human immune function of selenium, anthocyanin and other substances. Regular consumption of “sweet potato” can significantly enhance the body’s immune system, digestive tract, cardiovascular and other diseases have a high control effect, purple sweet potato