The company invested over $750,000 to bring its operations up to standard, but industry observers emphasized that certification sanctioned the company's quality claims, thereby opening new opportunities to the company.

Veriflora certification is administered by SCS Global Services (SCS), a third-party certifier of environmental, sustainability and agricultural product quality claims.

The change also means that manufacturers will be following F.D.A. guidance, which seeks factual statements on labels - "100 percent whole grain," or "10 grams of whole grains" but not quality claims - like "good" or "excellent source."

Justice Breyer, joined by Justices John Paul Stevens, Anthony M. Kennedy and Ruth Bader Ginsburg, said the Court of Appeals had properly found that the restrictions on advertising prices and quality claims had deprived consumers of useful information.