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EXHIBIT
      32.1


The
      following certifications are being furnished solely to accompany the Report
      pursuant to 18 U.S.C. § 1350 and in accordance with SEC Release No. 33-8238.
      These certifications shall not be deemed “filed” for purposes of Section 18 of
      the Securities Exchange Act of 1934, as amended, nor shall they be incorporated
      by reference in any filing of the Company under the Securities Act of 1933,
      as
      amended, whether made before or after the date hereof, regardless of any general
      incorporation language in such filing.








**Certification
      of Chief Executive Officer**





Pursuant
      to 18 U.S.C. §1350, as created by Section 906 of the Sarbanes-Oxley Act of 2002,
      the undersigned officer of Schiff Nutrition International, Inc., a Delaware
      corporation (the “Company”), hereby certifies, to his knowledge,
      that:





(i)  the
      accompanying
      Quarterly Report on Form 10-Q of the Company for the period ended February
      28,
      2007 (the “Report”) fully complies with the requirements of Section 13(a) or
      Section 15(d), as applicable, of the Securities Exchange Act of 1934, as
      amended; and





(ii)  the
      information contained in the Report fairly presents, in all material respects,
      the financial condition and results of operations of the
      Company.





Dated:
                    April
                    13, 2007
                By:
                */s/
                    **Bruce J. Wood***Bruce
                    J. WoodChief
                    Executive Officer




A
      signed original of this written statement required by Section 906 has been
      provided to Schiff Nutrition International, Inc. and will be retained by Schiff
      Nutrition International, Inc. and furnished to the Securities and Exchange
      Commission or its staff upon request.












**Certification
      of Chief Financial Officer**





Pursuant
      to 18 U.S.C. §1350, as created by Section 906 of the Sarbanes-Oxley Act of 2002,
      the undersigned officer of Schiff Nutrition International, Inc. a Delaware,
      corporation (the “Company”), hereby certifies, to his knowledge,
      that:





(iii)  the
      accompanying
      Quarterly Report on Form 10-Q of the Company for the period ended February
      28,
      2007 (the “Report”) fully complies with the requirements of Section 13(a) or
      Section 15(d), as applicable, of the Securities Exchange Act of 1934, as
      amended; and





(iv)  the
      information contained in the Report fairly presents, in all material respects,
      the financial condition and results of operations of the
      Company.





Dated:
                      April
                      13, 2007
                  By:
                  */s/
                      **Joseph W. Baty***Joseph
                      W. BatyChief
                      Financial Officer





A
      signed original of this written statement required by Section 906 has been
      provided to Schiff Nutrition International, Inc. and will be retained by Schiff
      Nutrition International, Inc. and furnished to the Securities and Exchange
      Commission or its staff upon request.


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