Monday, February 4, 2013

Research: Researchers Create Potatoes with Higher Levels of Carotenoids


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ARS is USDA's principal intramural scientific research agency, and this research supports the USDA priority of promoting international food security.
Haynes found wild potatoes with intense yellow flesh that have about 23 times more carotenoids than white-flesh potatoes. By crossing these wild potatoes with cultivated types, Haynes and her colleagues developed the high-carotenoid potatoes.
In 2007, Haynes and her colleagues introduced a new potato named Peter Wilcox that they developed. The potato, which has purple skin and yellow flesh, has become popular in niche roadside markets. The overall carotenoid levels in this potato are more than 15 percent higher than those in Yukon Gold, according to Haynes.
Several carotenoids are involved, including neoxanthin, antheraxanthin, violaxanthin, lutein and zeaxanthin. Among these, lutein ...Read More


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