Exhibit 99.1

CERTIFICATION OF CEO





|In connection with the
    Quarterly Report of Wild Oats Markets, Inc. (the "Company") on Form 10-Q for the
    period ended March 29, 2003 as filed with the Securities and Exchange Commission on the
    date hereof (the "Report"), Perry D. Odak, as Chief Executive Officer of the
    Company hereby certifies, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to
    Section 906 of the Sarbanes-Oxley Act of 2002, to the best of his knowledge, that:
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|/s/ Perry D. Odak                          | 
|------------------------------------------ | 
|Perry D. Odak, Chief
    Executive Officer | 
|May 13, 2003                               | 



This certification accompanies this Report pursuant to Section 906 of
the Sarbanes-Oxley Act of 2002 and shall not be deemed filed by the Company for purposes
of Section 18 of the Securities Exchange Act of 1934, as amended.