CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the references to our firm under the captions "Financial
Highlights" in the Prospectus and "Independent Registered Public Accounting
Firm" in the Statement of Additional Information and to the incorporation by
reference of our report dated February 22, 2008 on the financial statements and
financial highlights of the Touchstone Institutional Funds Trust, in
Post-Effective Amendment Number 8 to the Registration Statement (Form N-1A, No.
333-119865), included in the Annual Report to Shareholders for the fiscal year
ended December 31, 2007, filed with the Securities and Exchange Commission.


                                                           /s/ Ernst & Young LLP

Cincinnati, Ohio
April 28, 2008