Shares of ChromaDex Corp. shot up 12.8% in premarket trading Monday, after the maker of healthy aging supplements said its Tru Niagen will become available in 3,800 Walmart Inc. stores in the U.S. ChromaDex said Tru Niagen is a form of vitamin B3 that helps elevate NAD+, to reduce the impact of aging and daily wear and tear on the body. “We are grateful to Walmart for their commitment to the Tru Niagen® brand and for their collaboration in planning this launch,” said Chief Executive Rob Fried. T
