JOINT FILING AGREEMENT

Exhibit 99.1

JOINT FILING AGREEMENT

In accordance with Rule 13d-1(k)(1)(iii) under the Securities Exchange Act of 1934, as amended, the persons named below agree to the joint filing on behalf of each of them of a Statement on Schedule 13D (including additional amendments thereto) with respect to the common stock, $0.01 par value per share, of The Hain Celestial Group, Inc., a Delaware corporation. This Joint Filing Agreement shall be filed as an Exhibit to such Statement.

Dated: June 29, 2017

Engaged Capital Flagship Master Fund, LP
By:		Engaged Capital, LLC General Partner
By:		/s/ Xxxxx X. Xxxxxxx
		Name:		Xxxxx X. Xxxxxxx
		Title:		Founder and Chief Investment Officer
Engaged Capital Co-Invest VI, LP
By:		Engaged Capital, LLC General Partner
By:		/s/ Xxxxx X. Xxxxxxx
		Name:		Xxxxx X. Xxxxxxx
		Title:		Founder and Chief Investment Officer
Engaged Capital Co-Invest VI-A, LP
By:		Engaged Capital, LLC General Partner
By:		/s/ Xxxxx X. Xxxxxxx
		Name:		Xxxxx X. Xxxxxxx
		Title:		Founder and Chief Investment Officer
Engaged Capital Co-Invest VI-B, LP
By:		Engaged Capital, LLC General Partner
By:		/s/ Xxxxx X. Xxxxxxx
		Name:		Xxxxx X. Xxxxxxx
		Title:		Founder and Chief Investment Officer

Engaged Capital Flagship Fund, LP
By:		Engaged Capital, LLC General Partner
By:		/s/ Xxxxx X. Xxxxxxx
		Name:		Xxxxx X. Xxxxxxx
		Title:		Founder and Chief Investment Officer
Engaged Capital Flagship Fund, Ltd.
By:		/s/ Xxxxx X. Xxxxxxx
		Name:		Xxxxx X. Xxxxxxx
		Title:		Director
Engaged Capital, LLC
By:		/s/ Xxxxx X. Xxxxxxx
		Name:		Xxxxx X. Xxxxxxx
		Title:		Founder and Chief Investment Officer
Engaged Capital Holdings, LLC
By:		/s/ Xxxxx X. Xxxxxxx
		Name:		Xxxxx X. Xxxxxxx
		Title:		Sole Member

/s/ Xxxxx X. Xxxxxxx

Xxxxx X. Xxxxxxx,

Individually and as attorney-in-fact for Xxxxx Xxxxxxx