We will find that purple sweet potatoes and sweet potatoes put together, although they are different varieties, have a big price difference. Sweet potatoes are cheaper and more people sell them, while sweet potatoes are sold by fewer people. I believe everyone understands the principle that scarce things are expensive, but the more important thing is the nutritional value. Can purple sweet potatoes be eaten together? This is a question that many people are concerned about, and it is more about their efficacy. Purple potatoes are not genetically modified The sweet potato family is huge and comes in many colors. The reason why purple sweet potato is purple is because it is rich in anthocyanins, which is one of the reasons why it is currently more expensive than sweet potato. Regarding genetically modified things, the country will clearly state the situation. Others that are not mentioned by name are not genetically modified. Purple sweet potatoes are not genetically modified either, so you can eat them with confidence. Analysis of the reasons why purple sweet potatoes are expensive The nutritional ingredients are suitable for modern people's disease resistance needs The anthocyanin content in purple sweet potatoes is not found in ordinary sweet potatoes. The function of anthocyanins is to protect the liver, enhance blood vessel elasticity, and have antioxidant effects. Simply put, purple sweet potatoes can prevent cardiovascular and cerebrovascular diseases, and most of the health risks of modern people happen to come from these diseases. Therefore, the market for purple sweet potatoes is naturally good, and the high price is reasonable. High cultivation cost Another point is that the yield of sweet potatoes is very high and their adaptability is strong, but purple sweet potatoes are different. They have special requirements for the soil. It must be rich in selenium, and there cannot be too much water. There must also be sufficient sunlight. The yield is not as high as that of sweet potatoes, so the price is more expensive than sweet potatoes. Scarcity makes things valuable We know that sweet potatoes have been cultivated in our country for many years. We ate them as children and even used them as meals, but we are already tired of them. Purple sweet potatoes are different. They have only become popular in the past decade and their colors are relatively beautiful. People are always pursuing new things, so they are naturally more willing to buy purple sweet potatoes which are rare and in small quantities. This is also the reason why the price of purple sweet potatoes is high. With the appearance of purple sweet potatoes, will sweet potatoes be abandoned? This proposition is extreme. Although the nutritional value of purple sweet potatoes is very suitable for the health needs of contemporary people, the nutritional value of sweet potatoes is not inferior, but the targeting direction is different. Therefore, purple sweet potatoes cannot completely replace sweet potatoes, and sweet potatoes will not become a thing of the past. Now that we understand why purple sweet potatoes are more expensive than sweet potatoes, we should not blindly follow the trend and make purple sweet potatoes sound so legendary. No matter how good it is, it is just a kind of food. We should pay attention to balanced nutrition in diet. No one kind of food can meet all the nutritional needs of the human body. Therefore, friends who often eat purple sweet potatoes should also pay some attention to sweet potatoes. After all, the laxative and weight-loss effects of sweet potatoes are not exaggerated. |
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