ARS red onion



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Pungent red onions are nutritional wonders, containing three different groups of health-enhancing compounds: thiosulfinates, fructans, and flavonoids. ARS scientists in Madison, Wisconsin, are working to develop onions that are milder in taste but still chock-full of heart-healthy nutrients.

Photo by Stephen Ausmus. Image Number D723-18


Public domain This image is in the public domain because it contains materials that originally came from the Agricultural Research Service, the research agency of the United States Department of Agriculture.


Public Domain


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