Grain legume crops sustainable, nutritious

The mineral micronutrient content of four types of grain legumes has been examined in a new study. Grain legumes are often overlooked as valuable sources of micronutrients, such as zinc and potassium. Diets that do not provide adequate amounts of micronutrients lead to a variety of diseases that affect most parts of the human body. One researcher notes, "Iron deficiency is the most common, followed by zinc, carotenoids, and folate."

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