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. The NAD+ booster will be available in Walmart stores in 100 milligram and 300 milligram sizes. The stock has run up 86.3% year to date through Friday, while the S&P 500 has advanced 12.6%.

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