Here are some facts about sweet potatoes you probably don't know:
這里有一些關(guān)于紅薯你可能還不知道的事實(shí):

Sweet Potatoes Originated in the Americas
紅薯起源于美洲

They're in the family of plants that includes morning glories and are in a different family than yams. Yams are from Africa and are more closely related to lilies.
紅薯和牽?;ㄊ峭豢频闹参?,但和山藥不屬于同一科。山藥源于非洲,和百合花關(guān)系更近。

A 5000 Year-Old Food
紅薯有5000年的歷史

When Christopher Columbus arrived in the Americas in the 15th century, sweet potatoes were already a staple crop. He took some with him back to Spain and by the 16th century, gardens all over Europe were growing them.
15世紀(jì)哥倫布到達(dá)美洲,那時(shí)紅薯已是當(dāng)?shù)氐闹饕魑锪?。他帶了一些回西班牙,到?6世紀(jì)整個(gè)歐洲的花園都種植紅薯。

A Rich Source of Beta-Carotene
紅薯富含β-胡蘿卜素

This powerful antioxidant gives the tuber its yellow, gold, or orange (and sometimes even purple) coloring and converts to vitamin A in your dog's body. It's thought to reduce the risk of certain types of cancer and provide protection against heart disease.
強(qiáng)大的抗氧化劑使得這種塊莖呈黃色、金色、或橙色(有時(shí)甚至呈紫色),并在你的體內(nèi)轉(zhuǎn)化成維生素A。有降低患某些癌癥風(fēng)險(xiǎn)的功效,并預(yù)防心臟病。

A Good Source of Minerals
富含礦物質(zhì)

Sweet potatoes are a good source of potassium, manganese, and magnesium. They also contain calcium, iron, and zinc but are low in sodium.
紅薯富含鉀、錳、鎂,同時(shí)也含有鈣、鐵、鋅,但鈉含量比較低。

High in Fiber, Low in Fat
高纖維、低脂肪

Sweet potatoes are high in dietary fiber which is great for digestive health. Plus, they contain very little fat.
紅薯富含膳食纖維,對消化大有健康益處。另外,紅薯含的脂肪很少。

A Healthy Alternative
健康的選擇

White potatoes may be cheaper than sweet potatoes but sweet potatoes have more nutritional value. Plus, white potatoes have more carbohydrates which can lead to obesity and blood sugar problems.
土豆比紅薯便宜,但紅薯的營養(yǎng)價(jià)值更高。另外,土豆含的碳水化合物偏多會導(dǎo)致肥胖和血糖問題。

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