Yams, also known as sweet potatoes, are one of the healthiest foods, even in space. In fact, they have been appreciated by NASA and recognized as superfoods, being one of the elements of provisions on space expeditions. Let's learn more about this valuable vegetable.
They are also called sweet potatoes, patatas, or kumara.
Potatoes belong to the Solanaceae and are related to the tomato, bell pepper, or eggplant.
They are popular throughout the tropics, in humid and warm areas. The main producers are Asian countries (China, India, Indonesia) and African countries.
They can have white, pink, or red flesh and weigh about 3 kg.
They are considered very nutritious.
Despite their high carbohydrate content, they have a low glycemic index of - 50 and their caloric value is 86 kcal/100 g.
They contain vitamin C, B vitamins (B1, B2, B6), vitamin E, K, calcium, iron, and potassium.
The bitter variety is poisonous but once peeled and exposed to the sun, it becomes edible. The sweet variety is often eaten by wild animals and insects, and plantations are destroyed.