CHURCH & DWIGHT CO., INC.
POWER OF ATTORNEY

	Know all by these presents, that the undersigned hereby constitutes
 and appoints Patrick D. de Maynadier, Karen M. Sheehan and Andrew C.
 Forsell, and each of them, each with full power to act without the other,
 his or her true and lawful attorneys-in-fact and agents, each with full
 power of substitution and resubstitution, for him or her and in his or her
 name, place and stead, in any and all capacities, to sign all reports
 pursuant to Section 16(a) of the Securities Exchange Act of 1934, including
 all reports on Forms 3, 4 and 5 (each a ?Report?), relating to securities of
 Church & Dwight Co., Inc. (the ?Company?), and to sign any and all
 amendments to said Reports, and to file the same with the Securities and
 Exchange Commission and the New York Stock Exchange, any other national
 securities exchange on which securities of the Company may be from time to
 time listed, and/or the NASDAQ, granting unto said attorneys-in-fact and
 agents, full power and authority to do and perform each and every act and
 thing requisite and necessary to be done as fully to all intents and
 purposes as he might or could do in person, hereby ratifying and confirming
 all that each of said attorneys-in-fact and agents or any of them may
 lawfully do or cause to be done by virtue hereof and to:

	(1) 	execute Reports for and on behalf of the undersigned,in the
 undersigned?s capacity as an officer and/or director of the Company, in
 accordance with Section 16(a) of the Securities Exchange Act of 1934 and the
 rules thereunder;

	(2)	do and perform any and all acts for and on behalf of the
 undersigned which may be necessary or desirable to complete and execute any
 such Reports, complete and execute any amendment or amendments thereto, and
 timely file such form with the United States Securities and Exchange
 Commission and any stock exchange or similar authority; and

	(3) 	take any other action of any type whatsoever in connection
 with the foregoing which, in the opinion of such attorney-in-fact, may be of
 benefit to, in the best interest of, or legally required by, the
 undersigned, it being understood that the documents executed by such
 attorney-in-fact on behalf of the undersigned pursuant to this power of
 Attorney shall be in such form and shall contain such terms and conditions
 as such attorney-in-fact may approve in such attorney-in-fact?s discretion.

	This Power of Attorney shall remain in full force and effect until
 the undersigned is no longer required to file Reports with respect to the
 undersigned?s holdings of and transactions in securities issued by the
 Company, unless earlier revoked by the undersigned in a signed writing
 delivered to the foregoing attorneys-in-fact.

	IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney
 to be executed as of this 2nd day of August, 2012.

						/s/ Mark G. Conish