Exhibit 32.1

                          CERTIFICATION PURSUANT TO
                           18 U.S.C. SECTION 1350,
                           AS ADOPTED PURSUANT TO
                SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Annual Report of NBTY, Inc. (the "Company") on Form
10-K for the period ending September 30, 2003 as filed with the Securities
and Exchange Commission on the date hereof (the "Report"), I, Scott
Rudolph, Chief Executive Officer of the Company, certify, pursuant to 18
U.S.C. [SECTION] 1350, as adopted pursuant to [SECTION] 906 of the
Sarbanes-Oxley Act of 2002, that to the best of my knowledge and belief:

      (1) The Report fully complies with the requirements of section 13(a)
or 15(d) of the Securities Exchange Act of 1934; and

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

/s/ Scott Rudolph

Scott Rudolph
Chief Executive Officer
December 16, 2003

A signed original of this written statement required by Section 906 of the
Sarbanes-Oxley Act of 2002 has been provided to NBTY, Inc. and will be
retained by NBTY, Inc. and furnished to the Securities and Exchange
Commission or its staff upon request.