But opting out of some of these cookies may have an effect on your browsing experience. Highly nutritious. GI is a ranking system for foods containing carbohydrates. Source: the University of Hawaii’s Cancer Center. Mike Sizemore, a sweet potato farmer, received some purple-colored potatoes as a gift from an unidentified woman. Try making these mashed purple sweet potatoes that are made with just four ingredients. Most potatoes mainly contain carbohydrate with a little bit of protein and almost no fat. These little purple powerhouses are a good source of vitamins A, B, and C, magnesium, potassium, calcium, and iron. Purple sweet potatoes are common in Asian cuisine as well — give these Chinese purple sweet potato cakes a try. Digestive HealthFiber in PSP helps improve digestive health. Although the GI value can vary, sweet potatoes that have been peeled and fried in vegetable oil typically have a GI of around 76 ( 17 ). All these characteristics help prevent infections and also reduce your risk of developing chronic diseases. Thus, PSP can improve visual functions. The Stokes Purple® sweet potato hails from North Carolina. Some, are white, off-white, orange, pink, or yellow-fleshed, while the Okinawan is purple-fleshed. The table below contains nutritional information for 100 g of different potato varieties.As you can see, the 4 different types of potato above are very similar nutritionally. Studies show that in Western cultures, along with aging, DHEA levels drop dramatically. The sweet potato glycemic index can help you decide how this nutritious vegetable fits in your diet. In this recipe, for instance, for a sweet potato … It is mandatory to procure user consent prior to running these cookies on your website. High glycemic foods are generally considered hazardous for health since rapid metabolism and massive release of glucose leads to a high insulin response that may lead to type 2 diabetes. The glycemic index (GI) is a measure of how a certain food affects your blood sugar. Hormonal Balance and Anti-aging EffectPSP is also a good source of DHEA (dehydroepiandrosterone), a precursor hormone. Disclaimer: This article is for informative purposes only, and should not be replaced for the advice of a physician/nutritionist. Yes, you read that right. Blaine Moats/Meredith, Credit: Today, Okinawan sweet potatoes, sometimes known as Hawaiian Sweet Potatoes, are a part of the native menu in Hawaii. Their flesh is a deep purple and their skin has a light, purple hue. As these sweet potatoes are packed with antioxidants, vitamins, and minerals, they help strengthen the immune system. Different types of potatoes also differ in their glycemic index (GI), a measure of how a certain food affects your blood sugar . It’s not that its ORAC value of 932 is “low” per se, but rather one would expect it to be a number that’s higher than a white potato at 1,058. Stokes Purple® sweet potatoes have been described as having a mildly sweet, floral taste. Okinawan potatoes come with a low glycemic index. High glycemic foods refer to the nutrients that significantly increase blood sugar levels after ingestion. The anthocyanin content may vary according to the cultivar. While passing through the digestive tract, Okinawan potatoes can lower the potential health risk posed by heavy metals and oxygen radicals. The high anthocyanin content, the deep purple color, the flavorful, dense, and creamy flesh, a richer taste, and well-balanced sweetness make them different from other sweet potato varieties. Dr. Thomas Wright answered. PSP can help control diabetes by improving blood sugar regulation and insulin production. Like all sweet potatoes, Stokes Purple are also a low-glycemic index food, which helps you feel full, longer. And fans of sweet potato pie need to try this purple twist on the classic recipe. Sign up to receive the latest and greatest articles from our site automatically each week (give or take)...right to your inbox. Okinawan sweet potatoes were soon cultivated throughout the country, and eventually made their way to Hawaii. Well, we're looking for good writers who want to spread the word. The one significant difference between purple potatoes and Russet potatoes is the antioxidant content; purple potatoes contain 4 times as many antioxidants as Russet potatoes ! It also helps regulate blood sugar levels. Both sweet potatoes and yams have a low glycemic index, or GI. Mike Sizemore, a sweet potato farmer in North Carolina cultivated the sweet potatoes and later obtained a patent for them in 2006. However, latest research suggests that cooking style plays a significant role in determining the glycemic index of sweet potatoes. Sweet potatoes that have brown, red-orange, or white skin with orange or white flesh are native to Colombia and southern Central America. With a nutritional profile very close to the popular Russet Burbank potato, purple potatoes are about 70 calories per ½ cup serving with 15 grams of carbs and no fat. Low Glycemic IndexOkinawan potatoes come with a low glycemic index. The antioxidants, vitamins A, C, E, zinc, etc. Sweet potato is native to the tropical regions of America. Along with being “high-carb”, eaters have often worried about the glycemic index (GI) and glycemic load (GL) of potatoes and sweet potatoes. It also helps regulate blood sugar levels. We also use third-party cookies that help us analyze and understand how you use this website. The purple color is completely natural. What Is a Purple Sweet Potato and How Do You Cook With It? Today the variety is still only grown on the island of Molokai, but it's beginning to receive attention from chefs and restaurants throughout Hawaii. The presence of a minimum of 3-5 grams of fat in the meal enables us to absorb more beta-carotene from sweet potatoes. Sometimes, these purple sweet potatoes are called ‘purple yam,’ but yams are quite different from both sweet potatoes and common potatoes. Currently, people of Japan have the longest average lifespan in the world, and until recently, the longest-living individuals were residents of Okinawa. Prevention of DiseasesAs explained above, the antioxidants in PSP help prevent cardiovascular diseases. Sporamins, storage proteins in sweet potato, also have antioxidant properties. If you make a purchase using the links included, we may earn commission. Serve the sweet potatoes soon after preparation as the purple color is likely to turn grayish brown once the flesh is exposed to air. They not only live longer than anyone else in the world, but they also live more youthful lives even in old age. Would you like to write for us? This purple plant puts meaning to the saying, "eat the rainbow.". GI is a measure of how quickly a food converts to … The Molokai variety, like the Stokes Purple®, is a relatively new development. In other parts of the world, it is referred to as Japanese purple potato or Japanese sweet potato. Allrecipes is part of the Meredith Food Group. 6. Studies show that in Western cultures, along with aging, DHEA levels drop dramatically. Purple Sweet Potatoes Nutrition and Benefits We've already established that the pigment in purple sweet potatoes comes from an antioxidant. As per need, DHEA gets converted into estrogen, progesterone, or testosterone. PSP is also a good source of DHEA (dehydroepiandrosterone), a precursor hormone. Regular consumption of steamed or boiled PSP can help prevent cancer, as the vegetable helps prevent oxidative damage to our cells. . Google+. 8. For most people, purple potatoes can be a delicious addition to the diet. While passing through the digestive tract, Okinawan potatoes can lower the potential health risk posed by heavy metals and oxygen radicals. However, the purple-fleshed Okinawan sweet potato is named after the Japanese island ‘Okinawa’, where it was a staple in the local diet for centuries. And it's completely natural — no dyes or artificial colorings. Stokes Purple® sweet potatoes are available for the majority of the year — late August through late spring. Produce comes in a rainbow of colors, and there's no better example of this than purple sweet potatoes. purple sweet potato glycemic index. Purple sweet potatoes are high in another natural compound called anthocyanin that might lower your chances of getting colorectal cancer. Although the purple potatoes glycemic index is lower than regular potatoes… In other parts of the world, it is referred to as Japanese purple potato or Japanese sweet potato. 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