**EXHIBIT
      31** **.1**


**CERTIFICATION
      PURSUANT TO**


**18
      U.S.C. §1350,**


**AS
      ADOPTED PURSUANT TO**


**SECTION
      302 OF THE SARBANES-OXLEY ACT OF 2002**





**Certification**





I,
      James
      Hitchin, Chief Executive Officer of SpectraScience, Inc. certify that:





1.  I
      have
      reviewed this report on Form 10-Q of SpectraScience, Inc.





2.  Based
      on
      my knowledge, this report does not contain any untrue statement of a material
      fact or omit to state a material fact necessary to make the statements made,
      in
      light of the circumstances under which such statements were made, not misleading
      with respect to the period covered by this report;





3.  Based
      on
      my knowledge, the financial statements, and other financial information included
      in this report, fairly present in all material respects the financial condition,
      results of operations and cash flows of theSpectraScience, Inc. as of, and
      for,
      the periods presented in this report;





4.  SpectraScience’s
      other certifying officer and I are responsible for establishing and maintaining
      disclosure controls and procedures (as defined in Exchange Act
      Rules 13a-15(e) and 15d-15(e)) and internal control over financial
      reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for
      SpectraScience, Inc. and have:





(a)
      Designed such disclosure controls and procedures, or caused such disclosure
      controls and procedures to be designed under our supervision, to ensure that
      material information relating to SpectraScience, Inc., including its
      consolidated subsidiaries, is made known to us by others within those entities,
      particularly during the period in which this report is being
      prepared;


(b)
      Designed such internal control over financial reporting, or caused such internal
      control over financial reporting to be designed under our supervision, to
      provide reasonable assurance regarding the reliability of financial reporting
      and the preparation of financial statements for external purposes in accordance
      with generally accepted accounting principles;


(c)
      Evaluated the effectiveness of SpectraScience’s disclosure controls and
      procedures and presented in this report our conclusions about the effectiveness
      of the disclosure controls and procedures, as of the end of the period covered
      by this report based on such evaluation; and


(d)
      Disclosed in this report any change in SpetraScience’s internal control over
      financial reporting that occurred during the Company’s most recent fiscal
      quarter that has materially affected, or is reasonably likely to materially
      affect, the Company’s internal control over financial reporting;
      and





5.  The
      Company’s other certifying officer and I have disclosed, based on our most
      recent evaluation of internal control over financial reporting, to the Company’s
      auditors and the audit committee of the Company’s board of directors (or persons
      performing the equivalent functions):





(a)  All
      significant deficiencies and material weaknesses in the design or operation
      of
      internal control over financial reporting which are reasonably likely to
      adversely affect SpectraScience’s ability to record, process, summarize and
      report financial information; and


(b)  Any
      fraud, whether or not material, that involves management or other employees
      who
      have a significant role in the small business issuer’s internal control over
      financial reporting.





May
                15, 2008Signature:
            /s/
                James HitchinName:
            James
                HitchinPresident,
                Chief Executive Officer