EXHIBIT 31.1
 CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER
  1.
    
    I have reviewed this annual report on
Form 10-KSB (this Report) of Lifevantage Corporation (the
Registrant);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 the Registrant as of, and for, the periods
presented in this Report;4.
    
    The Registrant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 the Registrant 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 the Registrant,
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 the Registrant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; andd.
    
    Disclosed in this Report
any change in the
Registrants internal
control over financial
reporting that occurred
during the Registrants
most recent fiscal quarter
(the Registrants fourth
fiscal quarter in the case
of an annual report) that
has materially affected, or
is reasonably likely to
materially affect, the
Registrants internal
control over financial
reporting;
 5.
    
    The Registrants other certifying officer and I have disclosed, based on our most recent
evaluation of internal control over financial reporting, to the Registrants auditors and the
audit committee of the Registrant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 the
Registrants ability to record, process, summarize and report
financial information; andb.
    
    Any fraud, whether or not material, that involves management
or other employees who have a significant role in the
Registrants internal control over financial reporting.
  /s/ David W. BrownDavid W. BrownPresident & Chief Executive Officer

(Principal Executive Officer)