Specification :

Purple sweet egg rolls Purple pigment in purple sweet potato is useful as an antioxidant because it can absorb air pollution, toxins, oxidation in the body, and inhibit the clotting of blood cells. If like this, it looks like purple yam is actually suitable to be consumed the city. Purple sweet potatoes also contain fiber food high natural, prebiotic, low-Glycemic Index levels, and oligosaccharides.

In addition, purple sweet potatoes also contain lysine, Cu, Mg, K, Zn average of 20% . He is also a source of carbohydrates and a source of calories that is high enough. Coupled with a source of vitamins and minerals, vitamins contained in the sweet potato, including vitamin A, vitamin C, thiamin ( vitamin B1) and riboflavin. While the sweet potato minerals such as iron ( Fe) , phosphorus ( P) , and calcium ( Ca) .

Other Content of protein, fat, crude fiber and ash. The total anthocyanin content varied in each plant and ranged from 20 mg/ 100 g to 600 mg/ 100 g fresh weight. The total anthocyanin content of purple sweet potato is 519 mg/ 100 g fresh weight.

Purple sweet potato anthocyanins also have physiological functions such as antioxidant, anticancer, antibacterial, protection against liver damage, heart disease and stroke. Sweet potatoes can be purple, because in it there is an anti-cancer active substance called selenium and iodine, and twenty times higher than other types of sweet potatoes. Purple sweet potato have antioxidant and antibacterial activity of 2.5 and 3.2 times higher than a few varieties of " blueberry" , but it' s also good to promote the smooth circulation of blood.