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*** Exercise Your Right to Vote ***
Important Notice Regarding the Availability of Proxy Materials for the
Shareholder Meeting to Be Held on June 18, 2015




	Meeting Information

*ZS PHARMA INC.*	Meeting Type: Annual Meeting
	For holders as of: April 30, 2015
	Date: June 18, 2015 Time: 1:30 PM PDT
ZS PHARMA INC. 805 VETERANS BLVD, SUITE 300 REDWOOD CITY, CA 94063	Location:	Sofinnova Ventures 3000 Sand Hill Road Building 4, Suite 250 Menlo Park, CA 94025



	You are receiving this communication because you hold shares in the above named company. This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side). We encourage you to access and review all of the important information contained in the proxy materials before voting.

	See the reverse side of this notice to obtain proxy materials and voting instructions.

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		Before You Vote


How to Access the Proxy Materials


Proxy Materials Available to VIEW or RECEIVE:
1. Notice & Proxy Statement 2. 10-K Wrap
How to View Online:
Have the information that is printed in the box marked by the arrow (located on the following page) and visit: www.proxyvote.com.
How to Request and Receive a PAPER or E-MAIL Copy:
If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:
		1)	BY INTERNET: www.proxyvote.com
		2)	BY TELEPHONE: 1-800-579-1639
		3)	BY E-MAIL*: sendmaterial@proxyvote.com
*	If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow (located on the following page) in the subject line.
Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before June 04, 2015 to facilitate timely delivery.


		How To Vote


Please Choose One of the Following Voting Methods


		Vote In Person: Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the meeting, you will need to request a ballot to vote these shares.

		Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow available and follow the instructions.

		Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a proxy card.

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Voting items
The Board of Directors recommends you vote
FOR the following:

1.	Election of Directors
	Nominees
01	Martin Babler 02 Kim Popovits

The Board of Directors recommends you vote FOR proposals 2 and 3.

2	Approval of the 2015 Employee Stock Purchase Plan

3	Ratification of the Appointment of Independent Registered Public Accounting Firm

NOTE: Such other business as may properly come before the meeting or any adjournment thereof.

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