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“I’m not quite sure if we’re there yet, but we’re certainly going to try to get there,” he said. “You do want to have enough yogurt cultures to be considered by the NYA as a complete yogurt. It’s certainly something to live up to.”

TCBY’s frozen yogurt includes seven different cultures (NYA testing only considers two for certification), and TCBY Director of Marketing Steve Willies said the company is considering pursuing independent certification for its 1,000 stores across the country. Yogen Fruz, a Toronto-based company with plans to begin expanding into the Washington market as early as this year, does not certify their yogurt, either, but President Aaron Serruya said he may pursue it if customers demand it. In the meantime, he said, company tests show Yogen Fruz’s frozen yogurt contains 70 million cultures per ounce.