Traditionally grown in Japan and Okinawa, it is now available at grocery stores across North America. Your body converts the beta carotene it receives from foods into vitamin A. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Our site includes quite a bit of content, so if you're having an issue finding what you're looking for, go on ahead and use that search feature there! The skin retains the bitter flavor of the root and it is recommended to peel the potato prior to eating. They not only live longer than anyone else in the world, but they also live more youthful lives even in old age. Sweet potatoes contain both soluble and insoluble fiber, both of which provide health benefits. The amounts, per potato, are as follows: Some important nutrients in Japanese sweet potato benefit your heart and may help to reduce your risk of cardiovascular disease. Even when cooked, the anthocyanin content of purple sweet potatoes is significantly higher than that of other blue or purple foods, including elderberries and blueberries. PSP can help control diabetes by improving blood sugar regulation and insulin production. Even the leaves of the plant carry antioxidant properties and are included in soups in many cuisines. But opting out of some of these cookies may have an effect on your browsing experience. They help control cholesterol levels. You also have the option to opt-out of these cookies. The most abundant phytosterol found in sweet potato is -Sitosterol (55.277.6% of all phytosterols found). All varieties of sweet potatoes contain similar nutritional profiles but, depending on their color, some have a higher phenolic and carotenoid content. Find calories, carbs, and nutritional contents for Japanese Sweet Potato, Purple Skin, White Flesh and over 2,000,000 other foods at MyFitnessPal Of course, you can also focus on desserts that don't have ingredients that might tip purple potatoes into either the blue or red zones. Bahado-Singh PS, Riley CK, Wheatley AO, Lowe HI. Purple sweet potatoes have antioxidant protection. However, researchers have found that DHEA levels drop at a much slower rate among the long-lived Okinawans. Since 2005, a community of over 200 million members have used MyFitnessPal to answer those questions and more. Since 2005, a community of over 200 million members have used MyFitnessPal to answer those questions and more. For a list of other foods low in lectins, click here. Their good health and long lifespan are attributed, in part, to their diet [2, 3]. In addition to being fat-free with a low GI rating, the high content of dietary fiber in Japanese sweet potatoes may help you stay on your weight-loss plan. Anti-inflammatory ActivityThe antioxidants exhibit anti-inflammatory properties too. This can make life difficult if you're making a quick-bread containing both purple sweet potato and baking powder, or planning a vinegar-based slaw that also contains sweet potato. You must consult your doctor before acting on any content on this website, especially if you are pregnant, nursing, taking medication, or have a medical condition. Hawaiian purple sweet potatoes, also known as Okinawan potatoes, are packed with antioxidants, vitamins, and minerals. Eye HealthThe antioxidants, vitamins A, C, E, zinc, etc. These cookies will be stored in your browser only with your consent. Sometimes, these purple sweet potatoes are called purple yam, but yams are quite different from both sweet potatoes and common potatoes. In addition, the nutrients in Japanese sweet potatoes may help you lose weight, banish depression, improve your vision and control glucose levels. What Nutrients Are in the Skins of Sweet Potatoes? Small to medium in size, Japanese sweet potatoes are long, slender and irregularly shaped tubers. A high-fiber diet may also be beneficial in reducing the risk of heart disease, obesity and diabetes, says the Mayo Clinic. The macronutrient, micronutrient, and phytonutrient information provided below are for the tuber, which is the part thats usually eaten [1, 4]. It can take some experimenting, but seeking a more neutral pH in your dish often makes a difference. We hope you enjoy this website. Japanese Japanese - Purple Sweet Potatoes . The Okinawan people eat both in abundance [2]. One Japanese sweet potato offers 4.6 grams of dietary fiber, which is the front-runner for keeping your digestive system healthy. Serotonin is a brain neurotransmitter that regulates mood, sleep, appetite and pain. Sweet potatoes contain oxalic acid, which may combine with calcium in the kidneys to produce kidney stones in people who are susceptible. Contains a low amount of risky components that may include sodium and sugars (0%/oz). Sweet potato 26% 71% Protein: 1.5 g Fats: 0.2 g Carbs: 26.46 g Water: 70.64 g Other: 1.2 g 2% 21% 76% Protein: 2.01 g Fats: 0.15 g Carbs: 20.71 g Water: 75.78 g Other: 1.35 g Contains more Fats +33.3% Contains more Carbs +27.8% Contains more Protein +34% Contains more Other +12.5% Equal in Water - 75.78 Fat Type Comparison Read more: Can Vitamins Help to Slow Down Your Heart Rate? Thus, PSP can improve visual functions. It is mandatory to procure user consent prior to running these cookies on your website. No clinical evidence supports the use of Japanese sweet potato for any of the conditions listed in this section. Some important nutrients that sweet potatoes contain include vitamin A and C, potassium, B vitamins, manganese, magnesium and copper. No human studies have yet investigated the effect of Japanese sweet potato on heart health. Japanese sweet potatoes can be a part of a healthy diet, which is essential to maintaining good health. The flesh is dry, starchy and subtly sweet. Some are firm, dry, and mealy, while others are soft and moist. Ana received her MS in Pharmacy from the University of Belgrade. Once cooked, the mildly sweet-flavored soft flesh deepens to a golden, cream-colored hue with a dry, starchy texture. Another molecule isolated from sweet potato leaves, (Ipomoea batatas anticancer peptide, or IbACP) caused cell death in pancreatic cancer cells [18]. Harvard Health Publishing says potassium manages the conduction and transmission of electrical signals in your nervous system, which protects against irregular heartbeat.. Sweet Recipes Cultivation Flavor Nutrition Storage Sweet Amorgos Island Beauregard Boniato Cilembu Covington Gold Austrailian Gorojima Hannah Japanese Japanese Purple Mississippi Murasaki Naruto Kintoki O'Henry Satsuma-imo Stokes Purple Tahitian West African White Yellow West African. It is commonly used in Asia as a thickener and flour substitute, as well as a main ingredient in the Japanese dish tempura and in the liquor shochu. There are no saturated fats in sweet potatoes [1]. However, researchers have found that DHEA levels drop at a much slower rate among the long-lived Okinawans. In another study of 93 patients with heart disease (acute coronary syndrome), the group that received a treatment regimen including sweet potatoes, foot baths, and acupressure massage had significantly less constipation. Specifically, the Okinawan purple sweet potato has about 1643 units of vitamin A, according to University of Hawaii figures, which is only slightly less than the USDA's report of 1729 units of vitamin A for an average sweet potato. Yams Recipes Cultivation Flavor Japanese sweet potatoes are also a good source of some minerals (especially magnesium, phosphorus, and potassium) and low in sodium [1, 6]. While passing through the digestive tract, Okinawan potatoes can lower the potential health risk posed by heavy metals and oxygen radicals. While some phytonutrients are found in all sweet potatoes, others vary depending on the flesh color. National Institutes of Health Office of Dietary Supplements. All these characteristics help prevent infections and also reduce your risk of developing chronic diseases. The extract acts like an anti-atherosclerotic (hardening of arteries, due to deposition of plaque on their inner walls, is called atherosclerosis) and anti-diabetic agent. Japanese sweet potatoes, like all sweet potatoes, are low in lectins (to see a list of other foods low in lectins, click here). Its first known cultivation can be dated back to 50,000 BC. FoodData Central. This website uses cookies to improve your experience while you navigate through the website. Roasted root vegetables are a crowd-pleaser for Sunday dinner, but there can be a sea of oranges in your mix, including carrots, winter squash and traditional sweet potatoes. In other parts of the world, it is referred to as Japanese purple potato or Japanese sweet potato. They also used fewer laxatives and enemas and were more satisfied with their bowel movements [12]. Talk to your doctor to develop strategies to address any health concerns you may have [1]. Japanese sweet potatoes contain approximately 4 grams of dietary fiber, providing about 16 percent of the daily value for fiber. This feeling of fullness is satiating and may help you control your intake of food and prevent overeating. I use a vegetable brush to lightly scrub any dirt off, but don't scrub too hard or you will remove the skin. But a baked sweet potato has a GI of 94. Like all sweet potatoes (such as purple and Japanese sweet potatoes), they are an excellent source of vitamin C, vitamin B2, vitamin B6, and vitamin E. Additionally, they provide dietary fiber, potassium, copper, manganese, and iron and are low in fat and cholesterol [ 1 ]. Note that each number in parentheses [1, 2, 3, etc.] Boniato in English means "sweet potato". Go purple as a variation of the LIVESTRONG.com Energizing Sweet Potato Smoothie recipe in which the spuds get lightened up with almond milk, fruit and cinnamon. 2011;2011:584832. doi:10.1155/2011/584832, Sugata M, Lin CY, Shih YC. So PSP can help lower the symptoms of arthritis and inflammation-related health problems. So they can be incorporated in the diet by weight watchers and diabetics. Percentages are based on a diet of 2000 calories a day. Although the orange types may be more familiar to us, sweet potatoes can be several other colors, including purple, red, white and yellow. Japanese sweet potatoes are a rich source of a variety of vitamins essential for optimum health, including vitamins A, C, E and B-6. You will often find serotonin included as an ingredient in antidepressants. Percentages are based on a diet of 2000 calories a day. The plant-based totally nature of the weight loss plan may additionally trump the caloric limit, though, since the only population that lives even longer than the Okinawa Japanese don't simply devour a 98% meat-loose diet, they eat 100% meat-unfastened. Magnesium in Japanese sweet potato helps regulate blood pressure and blood sugar as well as maintain muscle and nerve function. The extract acts like an anti-atherosclerotic (hardening of arteries, due to deposition of plaque on their inner walls, is called atherosclerosis) and anti-diabetic agent. The glycemic index (GI) rates how carbohydrate-based food raises blood glucose levels. Japanese sweet potatoes are a variety of sweet potato with yellow flesh and dark skin. We've created informative articles that you can come back to again and again when you have questions or want to learn more! Improved MemoryAnthocyanins in purple sweet potatoes have memory-enhancing effects. Their natural sweetness also means they can be used in pies and a range of other baked desserts. American Diabetes Association. You can make colorful cakes, ice creams, pies, doughnuts, soups, etc., using Okinawan sweet potatoes. PSP is also a good source of DHEA (dehydroepiandrosterone), a precursor hormone. Daily Goals How does this food fit into your daily goals? Our science team is put through the strictest vetting process in the health industry and we often reject applicants who have written articles for many of the largest health websites that are deemed trustworthy. USDA Dietary Guidelines say you should consume between 22.4 and 33.6 grams of fiber daily, depending on your gender and age. The sweetness does come at a carbohydrate cost, with the price being about 37 grams of carbohydrates for an average sweet potato, and 61 for an Okinawan purple specifically. With the exception of one animal study that looked at the effect of sweet potatoes on artery hardening, all other research has been on sweet potato extracts. Japanese sweet potatoes are rich in vitamins C and E. These potent antioxidants scavenge toxic free radicals and prevent the incidence of cancers in significant body organs. Acidic ingredients, like lemon juice or vinegar, may lead to a reddish hue, while alkaline ingredients, such as baking soda or baking powder, can make the dish more bluish or bluish-green than purple. 3. Japanese sweet potatoes are a rich source of a variety of vitamins essential for optimum health, including vitamins A, C, E and B-6. Some Ipomoea batatas are white, off-white, orange, pink, or yellow-fleshed, while the Okinawan is purple-fleshed. Copyright 1996-2023, Specialty Produce, All Rights Reserved | 1929 Hancock St., Suite 150, San Diego, CA 92110 | 800.221.9730 |, Mashed Purple Yams with Sesame Brown Butter. Neutralization of Free Radicals Sporamins, storage proteins in sweet potato, also have antioxidant properties. Japanese sweet potatoes are a rich source of vitamins, especially beta-carotene (provitamin A), vitamin B5 and vitamin B6 [1, 5, 6]. This website uses cookies to improve your experience. We believe that the most accurate information is found directly in the scientific source. When mice were fed a high-fat, sweet potato diet for 16 weeks, their arteries hardened less than mice who were fed a high-fat diet without sweet potato. Quick stats 130 Calories 27g Carbs (27g net carbs) 0g Fat 2g Protein No price info Try our free Diet Generator I want to eat calories in meals. UCANR's research found that purple sweet potatoes do contain beta carotene, along with the specific phytonutrients that blue and purple produce provides. The USDA reports that the potatoes contain about 17 grams of starch. Calcium in Japanese sweet potato is another mineral that helps reduce heart disease by decreasing the absorption of fat and lowering cholesterol levels. The purple yam (ube) is a starchy root vegetable that's a great source of carbs, potassium, and vitamin C. One cup (100 grams) of cooked ube provides the following ( 1 ): Calories: 140 Carbs:. Seasons . Baking soda can neutralize acidic ingredients in both sweet and savory foods, but add it only in small amounts, so that it doesn't affect the taste. Gluten (or gliadin), a protein found in wheat, barley, and rye, is a particularly dangerous type of lectin that can cause a lot of damage in the body [19, 20, 21, 22]. Applications Murasaki sweet potatoes can be baked, boiled, roasted, or sauted, much like a russet potato. They not only live longer than anyone else in the world, but they also live more youthful lives even in old age. Food allergy. None of these calories are provided by fat. You need protein to build tissue including bones, muscles and skin. This indicates it may be able to fight microbes on contact, but much more research is required to determine whether it has any usefulness as an antifungal or antibiotic [15]. Read more: Sweet Potatoes Have Almost No Drawbacks, Unless You Have a History of Kidney Stones The Difference Depends on Color Tryptophan is the precursor of both serotonin and melatonin. Sweet potatoes, as a group, prefer hot, humid climates. Other purple foods include ulu (breadfruit), mangos, and some . Sign up to receive the latest and greatest articles from our site automatically each week (give or take)right to your inbox. Food sensitivity is a set of inflammatory or adverse reactions to food that isnt an allergic reaction. 1 cup (150 g) serving of these sweet potatoes can provide 220 calories and about 1,442 retinal equivalents of vitamin A (more than 500% of the daily value). With more nutritionists advocating adding highly nutritious ingredients like avocado, prunes and sweet potatoes into dessert recipes because they provide nutrients without adding saturated or trans fats, it's no surprise that purple sweet potatoes have their place in the world of healthy ingredient substitutions. Some are firm, dry, and mealy, while others are soft and moist. The antioxidants, vitamins A, C, E, zinc, etc. Early research suggests that Japanese sweet potato may have specific health benefits to the heart, digestion, and immunity, but more research is required. The Japanese sweet potato is distinct from the Okinawan sweet potato, which is purple-fleshed. others know about unique flavors that are around them. So they can be incorporated in the diet by weight watchers and diabetics. Aliphatic alcohols and -tocopherol were also found in smaller amounts [9]. Purple and orange sweet potatoes are fat-free, and don't contain any cholesterol. Along with considering purple sweet potato calories, be sure to think about other factors such as fats and carbohydrates. The GI of a peeled sweet potato, boiled, is low at 46. Japanese sweet potatoes contain approximately 27 grams of carbohydrates. Jonathan Ritter, PharmD, PhD (Pharmacology). Consider trying purple instead of orange sweet potatoes in our Chocolate Sweet Potato Frosting, for an even richer color. Sweet potato leaves are rarely consumed in western countries but are a good source of fiber, protein, and minerals. Prevention of DiseasesAs explained above, the antioxidants in PSP help prevent cardiovascular diseases. Japanese sweet potatoes, like all sweet potatoes, are a good source of beta carotene that your body converts to vitamin A. Health Benefits 1. Nutritional Value Japanese sweet potatoes contain fiber, thiamin, calcium, potassium, and vitamins A and C. Applications Japanese sweet potatoes are best suited for cooked . Vitamin A also helps your body process and use iron properly. About Food Exercise Apps Community Blog Premium. According to USDA figures, a medium-large sweet potato weighing about 180 grams provides about 162 calories. Digestive HealthFiber in PSP helps improve digestive health. Japanese sweet potatoes have a dark reddish-brown to rose-colored exterior skin. 2015;2015:768093. doi:10.1155/2015/768093. This class of flavonoids also shows a positive impact on lowering blood cholesterol and stabilizing blood sugar metabolism. The Japanese sweet potato was brought to Hawaii by Japanese immigrants and is still cultivated there today. Sweet Potato Raw Unprepared (Includes Foods For Usda's Food Distribution Program) Serving Size: Save Food. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. Harvard School of Public Health notes that orange and purple sweet potato nutrition, along with the nutrient content of other colored sweet potatoes, are similar in many aspects. National Institutes of Health Office of Dietary Supplements. Melatonin in sweet potatoes has been shown to promote sleep and is used in sleep-aid medications. The more cooking and processing the potato goes through, the higher the glycemic index. Sweet potatoes are primarily a source of healthy starch and fiber, but they also contain 1.6 g of protein in a 100 g serving [1]. The nutrition for 1 medium baked purple potato is as follows, per the USDA: 151 calories. Different varieties come with different unique tastes, however, in general, the taste is starchy and sweet. The amounts, per potato, are as follows: Potassium : 940 milligrams Calcium : 80 milligrams Magnesium : 50 milligrams Phosphorus : 92 milligrams Iron : 1.4 milligrams Copper : 0.36 milligram Manganese : 0.88 milligram Studies show that in Western cultures, along with aging, DHEA levels drop dramatically. Rich in antioxidants and nutrients, the Japanese Purple Sweet potato offers a sweet earthy flavor with a buttery texture. The following purported benefits are only supported by limited, low-quality clinical studies. They simply contain some compounds of interest to cancer researchers. or "How many meals a day should you eat?" Try using herbs or spices and a dollop of yogurt to add flavor instead. In addition, conclusions from a 2019 study published in the International Journal of Food Sciences and Nutrition, found fiber in the diet reduced the incidence of colorectal cancer, perhaps from its role in increasing the weight of the stool. Ana has many years of experience in clinical research and health advising. Disclaimer: This article is for informative purposes only, and should not be replaced for the advice of a physician/nutritionist. 184 Cal. That's important, because the USDA has determined that sweet potatoes as a general class yield almost twice the amount of beta carotene that you need for the whole day. Japanese Sweet Potato Nutrition Facts Absolute Fat 0.1g Immersed Fat 0g Trans Fat 0g Polyunsaturated Fat 0g Monounsaturated Fat 0g Cholesterol 0mg Sodium 72mg Potassium 438mg Absolute Carbs 26g Dietary Fiber 3.9g Sugars 5.4g Protein 2g Medical Advantages of Japanese Sweet Potato Nutrition It's known information that all yams are great for you. As per need, DHEA gets converted into estrogen, progesterone, or testosterone. Japanese sweet potatoes, with their reddish-purple skin, are an alternative to the traditional sweet potato. U.S. Department of Agriculture. Foods low on the GI index, such as boiled sweet potatoes, have a place in a healthy diet for people with diabetes. Regular consumption of steamed or boiled PSP can help prevent cancer, as the vegetable helps prevent oxidative damage to our cells. Studies have also shown that the potatoes have antibacterial and antifungal abilities, and may help with blood sugar regulation. The quintessential purple sweet potato pie dessert recipe is known as sweet potato haupia pie, a Hawaiian favorite. Copyright Nutrineat & Buzzle.com, Inc. Is your market carrying green dragon apples? Their skin additionally has small eyelets, while the inner flesh is a creamy white to pale yellow in color. Generic Japanese Purple Sweet Potato Serving Size: 100 g 132 Cal 94% 32g Carbs 3% 0.4g Fat 4% 1.2g Protein Track macros, calories, and more with MyFitnessPal. Pork (rich in protein and fat), seaweed (rich in minerals), and the purple sweet potato or PSP (rich in dietary fiber, vitamins, and minerals) comprised the Okinawan diet. Its first known cultivation can be dated back to 50,000 BC. Although Okinawan sweet potatoes come with a brown, dull skin, they have richly colored flesh. Have you ever asked yourself, "How much weight can I lose in a month?" Japanese sweet potatoes contain approximately 4 grams of dietary fiber, providing about 16 percent of the daily value for fiber. Potassium fact sheet for health professionals. When you boil potatoes the temperature cannot go above the boiling point of water or 212 F. Baking is typically done at 350 F, which breaks down the starches more completely, making them easier to digest. Yellow-fleshed sweet potatoes are also rich in flavonoids (Peonidin, quercetin, kaempferol, and chrysoeriol) [7]. Sweet potatoes are very low in fat, with just 0.1 g in a 100 g serving. In a meta-analysis of 41 trials, consuming 2 g of phytosterols a day was found to lower low-density lipoprotein or LDL (bad cholesterol) by 10 % [8]. Prefer mashed for your starches? Eating sweet potatoes as part of a healthy diet improved bowel movements in constipated patients. Daily Nutritional Goals for Age-Sex Groups Based on Dietary Reference Intakes and Dietary Guidelines Recommendations, International Foundation for Functional Gastrointestinal Disorders: About IBS: Dietary Fiber, Mayo Clinic: Q and A: Diet, Lifestyle Choices Can Lower Risk of Diverticulosis Developing Into Diverticulitis. They are also a good source of copper, dietary fiber, vitamin B6, potassium and iron. Can Vitamins Help to Slow Down Your Heart Rate? Blood sugar spikes can cause your blood vessels to harden and narrow, which can lead to damage to your heart. In short, purple-fleshed sweet potatoes are fat-free, low in calories, high in fiber, and are loaded with antioxidants. Rich in vitamins, minerals, and phytonutrients, sweet potato has been named the healthiest of all vegetables by The Center for Science in the Public Interest [2]. Japanese sweet potatoes contain most of the B vitamins that your body needs for energy production and to maintain the proper functioning of your brain and nervous system. 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The University of Hawaii nutrition support service reports that a similar-sized Okinawan purple sweet potato, specifically, has 251 calories. All sweet potatoes are good sources of fiber and potassium, along with vitamins A, B6 and C. They are rich in natural sugars, but their mitigating high fiber content means that they don't deliver as high a glycemic load as regular white potatoes. In an animal study, a carbohydrate (sweet potato polysaccharide) isolated from sweet potatoes was given to mice. Sweet potato, raw, unprepared (Includes foods for USDA's Food Distribution Program). Phytonutrients Copyright 2023 Leaf Group Ltd., all rights reserved. Common regional names of these potatoes include Kotobuki, Murasaki, and Boniato, but in some marketplaces, the roots are often labeled generically as Japanese sweet potatoes. The anthocyanin content may vary according to the cultivar. The striking hue can add a colorful twist to the dish. According to the Linus Pauling Institute, anthocyanins are one of six important flavonoids, which all provide health advantages when consumed. So whether your goal is walking for weight loss, tracking the foods you eat, or something else entirely, MyFitnessPal has the tools you need to start your fitness and health journey today. Many people around the world eat sweet potatoes as a staple food without any ill effects. Granted, that's an "unloaded" sweet spud, so it doesn't factor in any toppings you might add. It makes a healthy choice for diabetics. But if you are on a low oxalate diet, you should talk to your doctor about what amount of sweet potato (if any) is safe to consume [1, 2]. However, the studies listed below should not be interpreted as supportive of any health benefit. Minerals Japanese sweet potatoes are also a good source of some minerals (especially magnesium, phosphorus, and potassium) and low in sodium [ 1, 6 ]. While passing through the digestive tract, Okinawan potatoes can lower the potential health risk posed by heavy metals and oxygen radicals. Of the total calories in a sweet potato, 9.6 calories comes from protein, which is 2.4 grams. Anti-Inflammatory and anticancer activities of Taiwanese purple-fleshed sweet potatoes (Ipomoea batatas L. Lam) extracts. Vietnam, China, Japan, India and Indonesia are the biggest producers of Japanese sweet potatoes. Common at Thanksgiving dinner and a darling of paleo diet enthusiasts, orange-fleshed sweet potatoes are just one of more than 400 strains grown around the world. Boniato History. In short, purple-fleshed sweet potatoes are fat-free, low in calories, high in fiber, and are loaded with antioxidants. Your blood vessels need magnesium to relax and to transport calcium and potassium. Japanese sweet potatoes provide approximately 2 grams of protein. This is evidenced in a 2018 systematic review that analyzed the effect of glycemic diets in patients with Type 2 diabetes. Has low calorie density - this means that the amount of calories you are getting from an ounce is low (0.03 cal/oz). If you feel confident that the skin on your sweet potato is pesticide-free, make sure to eat it, to get as much dietary fiber as possible. A plus sign next to the number [1+, 2+, etc] means that the information is found within the full scientific study rather than the abstract. There are numerous other dishes which can reap purple sweet potato benefits by swapping white potatoes or orange sweet potatoes for purple sweet potatoes. We also use third-party cookies that help us analyze and understand how you use this website. When raw it is possible for some tubers to have white streaks throughout, however these striations typically disappear and turn deeply purple colored when cooked. Of all the vitamins, vitamin A is the one most closely associated with vision health. Read more: Sweet Potatoes and Weight Loss. offer some protection against the development of advanced age-related macular degeneration, especially to those who are at risk for the disease. The three-layer pie traditionally consists of a macadamia crust, a purple potato middle section, and topping of haupia, a coconut-based cream. PSP can help control diabetes by improving blood sugar regulation and insulin production. Public Health Nutrition: Vitamin E and Risk of Age-Related Cataract: A Meta-Analysis.
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