                                                          EXHIBITS 32.1 and 32.2

                             CERTIFICATE 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 Crdentia Corp. (the "Company") on
Form 10-KSB for the year ended  December 31, 2004, as filed with the  Securities
and  Exchange  Commission  (the  "Report"),  each  of  the  undersigned,  in the
capacities and on the dates indicated  below,  hereby  certifies  pursuant to 18
U.S.C.  Section 1350, as adopted  pursuant to Section 906 of the  Sarbanes-Oxley
Act of 2002, that to his knowledge:

1.    the Report fully complies with the requirements of Section 13(a) or 15(d),
      as applicable, 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
      at the dates and for the period indicated.

This  Certificate  has not  been,  and  shall not be  deemed,  "filed"  with the
Securities and Exchange Commission.


Dated:  March 31, 2005                      By:  /s/ James D. Durham
                                               ---------------------------------
                                                     James D. Durham
                                                     Chief Executive Officer and
                                                     Chairman of the Board


Dated:  March 31, 2005                      By:  /s/ James J. TerBeest
                                               ---------------------------------
                                                     James J. TerBeest
                                                     Chief Financial Officer

