On August 7, 2012, XenoPort, Inc. issued a press release announcing financial results for the second quarter ended June 30, 2012. A copy of such press release is furnished herewith as Exhibit 99.1 and is incorporated herein by reference.

The information in this Current Report on Form 8-K, including the exhibit hereto, shall not be deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that Section or Sections 11 and 12(a)(2) of the Securities Act of 1933, as amended. The information contained herein and in the accompanying exhibit shall not be incorporated by reference into any filing with the U.S. Securities and Exchange Commission made by XenoPort, whether made before or after the date hereof, regardless of any general incorporation language in such filing.

(d) Exhibits.

Exhibit    Description

  99.1     Press release, dated August 7, 2012, relating to XenoPort's financial
           results for the second quarter ended June 30, 2012.