Starchy foods such as potatoes, sweet potatoes, and taro are rich in nutrients. The protein, vitamin C, vitamin B1, and vitamin B2 they contain are much higher than in apples. They are also high in calcium, phosphorus, magnesium, and potassium, with potassium content ranking first among vegetables. Starchy foods contain a large amount of high-quality dietary fiber, which can help prevent constipation and reduce the risk of cancer. So, how can you eat starchy foods in a healthy way?
First, ensure you consume an adequate amount. You should eat about 80 grams of starchy foods (potatoes, sweet potatoes, taro) daily. Secondly, balance your meals with both meat and vegetables. With proper pairing, you can enjoy delicious food while maintaining a slim figure. When eating starchy foods, you should reduce your intake of staple foods accordingly. You can control the ratio of starchy foods to staple foods at 3:1 to 4:1. Eating about 80 grams of starchy foods daily may help reduce the risk of stroke.
For processed potato dishes commonly found in fast food, such as mashed potatoes and french fries, a large amount of vitamin C is destroyed by oxidation during processing, significantly reducing their nutritional value. As for french fries, they can easily increase fat intake. Moreover, it is difficult to determine if the oil used is fresh. Repeated high-temperature heating produces polymers, such as cyclic monomers, which are carcinogenic. Therefore, they should be eaten as little as possible.
Nutritionists point out that there is no need to worry about excess fat from eating starchy foods, as they contain only 0.1% fat, the lowest among all filling foods. Eating more starchy foods daily can reduce fat intake and help metabolize excess fat.
However, it is worth noting that starchy foods, especially potatoes, contain a toxic substance called alkaloids. Consuming large amounts of alkaloids can cause poisoning, nausea, and diarrhea. These toxic compounds are usually concentrated in the potato skin, so it is essential to peel them before eating, especially to thoroughly remove any green skin. Furthermore, sprouted potatoes are even more toxic. When eating them, you must remove the sprouts and their roots, soak them in clean water, and cook them over high heat.
In addition, if pregnant women frequently consume starchy foods high in alkaloids, the accumulation in the body may lead to fetal malformation. Of course, individual differences among people are significant, and not everyone who eats starchy foods will experience adverse effects. However, it is better for pregnant women to avoid or eat less starchy foods, especially those that have been stored for a long time or have sprouted. This is particularly important for women in the early stages of pregnancy.