Fruits and vegetables in purple colour are high in anti-oxidant and also rich in anthocyanin. Anthocyanins are flavenoid compounds responsible for the beautiful bright purple flesh. Anthocyanins in purple sweet potatoes exhibited memory enhancing effects, which may be associated with its antioxidant properties. Cooking the purple sweet potato increases anthocyanin content by 150% over raw samples.
Purple sweet potatoes rank high in nutritional value along with the orange sweet potato. Purple sweet potatoes are a high source of antioxidants from anthocyanins and polyphenolic compounds. They are also a good source of dietary fiber, calcium, iron & complex carbohydrate. Purple sweet potatoes are also very low in fat & sodium. Reference from here
I found these Japanese Purple Sweet potatoes while I was doing my groceries shopping. The desire of eating them had come to my mind and I thought it would be great if I can coax my son to eat these sweet potatoes on its own. At the same time, I can add variety of food colors in my son's diet too. Since, purple sweet potatoes have so much of nutrition, it will be a healthy snack for the whole family. You won't resist something that is sweet, juicy and full of nutrients in it, agree?
To my surprised, my family loved them to bits. These purple sweet potatoes are so sweet, appetizing and refreshing especially eat it while warm. I prepared them in the simplest and easiest way, just dumped them in the boiling water and boil until soft and cooked. I want to eat them in the most natural way. The result is superb, we finished all of them in no time. Meanwhile, you can make them into sweet potatoes soup, bake them or add them in the kid's porridge. It is such a versatile and nutritious ingredient, just impose some of your creativity. Enjoy!