Press Release Details

United Natural Foods to Present at the Piper Jaffray 28th Annual Consumer Conference on June 11, 2008

June 4, 2008

DAYVILLE, Conn., June 4 /PRNewswire-FirstCall/ -- United Natural Foods, Inc. (Nasdaq: UNFI) (the "Company") today announced that management is scheduled to make a presentation regarding the Company on Wednesday, June 11, 2008 at the Piper Jaffray 28th Annual Consumer Conference in New York City.

The investor presentation is scheduled for 12:00 pm ET and will be available to interested parties via a live audio webcast. The webcast can be found at the investor section of the Company's website at www.unfi.com, via the "Investor Relations" link. A replay of the webcast will be archived online for 30 days.

About United Natural Foods

United Natural Foods, Inc. carries and distributes more than 60,000 products to more than 17,000 customers nationwide. The Company serves a wide variety of retail formats including conventional supermarket chains, natural product superstores, independent retail operators and the food service channel. United Natural Foods, Inc. was ranked by Forbes in 2005 as one of the "Best Managed Companies in America," ranked by Fortune in 2006 and 2007 as one of its "Most Admired Companies," and ranked by Business Ethics as one of its "100 Best Corporate Citizens for 2006." For more information on United Natural Foods, Inc., visit the Company's website at www.unfi.com.

"Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995: Statements in this press release regarding the Company's business that are not historical facts are "forward-looking statements" that involve risks and uncertainties. For a discussion of such risks and uncertainties, which could cause actual results to differ from those contained in the forward-looking statements, including but not limited to general business conditions, the impact of competition and our dependence on principal customers, see "Risk Factors" in the Company's quarterly report on Form 10-Q filed with the Securities and Exchange Commission on March 6, 2008, and its other filings under the Securities Exchange Act of 1934, as amended. Any forward-looking statements are made pursuant to the Private Securities Litigation Reform Act of 1995 and, as such, speak only as of the date made. The Company is not undertaking to update any information in the foregoing reports until the effective date of its future reports required by applicable laws. Any projections of future results of operations should not be construed in any manner as a guarantee that such results will in fact occur. These projections are subject to change and could differ materially from final reported results. The Company may from time to time update these publicly announced projections, but it is not obligated to do so.

SOURCE United Natural Foods, Inc.

CONTACT: Mark Shamber, United Natural Foods, Inc., Chief Financial
Officer, 1-860-779-2800, Joseph Calabrese, FINANCIAL RELATIONS BOARD, General
Information, 1-212-827-3772, for United Natural Foods, Inc.
Web site: http://www.unfi.com
(UNFI)