5BARz International 10-Q 2010 Q1 Quarterly report

EXHIBIT 32

CERTIFICATION

OF

CHIEF EXECUTIVE OFFICER

AND

CHIEF FINANCIAL OFFICER

PURSUANT TO 18 U.S.C. 1350,

AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

     I, Joao Prata dos Santos,  certify,  pursuant to 18 U.S.C. 1350, as adopted pursuant to Section 906 of the  Sarbanes-Oxley  Act of 2002,  that the Quarterly Report on Form 10-Q of  Bio-Stuff  for the  quarter  ended  March 31, 2010 fully complies  with the  requirements  of  Section  13(a) or 15(d) of the  Securities Exchange Act of 1934 and that information  contained in such Quarterly Report on Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of Bio-Stuff.

May 17, 2010

By: /s/ JOAO PRATA DOS SANTOS

Joao Prata dos Santos

President and

Chief Executive Officer

     I, Joao Prata dos Santos,  certify,  pursuant to 18 U.S.C. 1350, as adopted pursuant to Section 906 of the  Sarbanes-Oxley  Act of 2002,  that the Quarterly Report on Form 10-Q of  Bio-Stuff  for the  quarter  ended  May 17, 2010 fully complies  with the  requirements  of  Section  13(a) or 15(d) of the  Securities Exchange Act of 1934 and that information  contained in such Quarterly Report on Form 10-Q fairly presents, in all material respects, the financial condition and results of operations of Bio-Stuff.

May 17, 2010

By: /s/ JOAO PRATA DOS SANTOS

Joao Prata dos Santos

Chief Financial Officer

A signed  original of this  written  statement  required by Section 906 has been provided to  Bio-Stuff  and will be retained by Bio-Stuff  and  furnished to the Securities and Exchange Commission or its staff upon request.