10 Purple Foods That Improve The Quality Of Your Diet
Sure that many times you have included a wide variety of purple foods in your diet, but have you ever wondered where that color comes from? Well, the purple of food is due to a group of pigments that dissolve in water, called anthocyanins. They have many health benefits.
Chemists Strack and Wray described them as “the most important group of water-soluble pigments detectable in the region visible to the human eye.” They are located within a group of compounds known as flavonoids , which can be orange, red or purple.
They can be incorporated as food coloring to improve the appearance of the preparations, but also, according to scientific evidence, to give them added value. Are you interested in knowing which are the purple foods with the highest anthocyanin content and what benefits do they offer us?
Purple foods to include in the diet
Purple foods, apart from having such a showy color, are healthy. See what you can include in your diet.
1. Purple sweet potato
According to the food table, the purple sweet potato is an energy product, since 100 grams provide 20 grams of starch and almost 4 grams of sugar, which give it that characteristic sweet flavor. It also has 3% fiber and more than 300 milligrams% potassium.
In the Journal of Food Science they studied it for its high anthocyanin content. They found that the purple sweet potato used as a supplement was effective in controlling obesity in laboratory animals. In addition, it demonstrated its ability to reduce metabolic risk.
Other works studied the preventive use of purple sweet potato on colorectal cancer in animals. The findings were favorable as a preventive measure, although it was not directly studied in humans.
The recommended serving of purple sweet potato is 1 cup or 135 grams per day, preferably steamed, to preserve the anthocyanin content.
2. Purple cabbage
Brassica oleracea, also known as cabbage , red cabbage or purple cabbage , belongs to the family of cabbage and purple food one most representative. Like any other leaf, it is a favorite food for low-calorie diets because it contains over 90% water and more than 2% fiber.
The USDA food table indicates that red cabbage contains a lot of potassium, beta-carotene and vitamin K. In addition, its contribution of vitamin C, greater than 50 milligrams%, is similar to that of several citrus fruits. According to some authors, it has an anti-inflammatory effect on the skin of experimental animals.
It is used, like green cabbage, in salads, stews and in combination with cooked apple. Red cabbage a la Madrid includes onion, apple, bacon, sugar and pepper.
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