RONKONKOMA, N.Y., May 31, 2011 - NBTY, Inc. (www.NBTY.com), the leading manufacturer and marketer of nutritional supplements in the United States, with operations globally, today announced it will webcast a conference call on the Company website to review its results for the quarter ended March 31, 2011 on Friday, June 3, 2011 at 10:00 AM (ET). These results are posted on the Company website at http://www.nbty.com/phoenix.zhtml?c=85635&p=irol-irhome.

Listeners may access the live broadcast by visiting www.NBTY.com, or by calling (866) 394-7479.

A replay of the conference call will be available until Friday, June 10, 2011 at midnight (ET) by calling (706) 645-9291. The PIN number for the replay is 72307535.

ABOUT NBTY, INC.

NBTY, Inc. (www.NBTY.com) is the leading global vertically integrated manufacturer, marketer, distributor and retailer of high-quality vitamins, nutritional supplements and related products in the United States and throughout the world. Under a number of NBTY and third party brands, the Company offers over 25,000 products, including products marketed by the Company’s Nature's Bounty® (www.naturesbounty.com), Vitamin World® (www.vitaminworld.com), Puritan's Pride® (www.puritan.com), Holland & Barrett® (www.hollandandbarrett.com), Rexall® (www.rexall.com), Sundown® (www.sundownnaturals.com), MET-Rx® (www.metrx.com), Worldwide Sport Nutrition® (www.sportnutrition.com), American Health® (www.americanhealthus.com), GNC (UK)® (www.gnc.co.uk), DeTuinen® (www.detuinen.nl), LeNaturiste™ (www.lenaturiste.com), SISU® (www.sisu.com), Solgar® (www.solgar.com), Good 'n' Natural® (www.goodnnatural.com), Home Health™ (www.homehealthus.com), Julian Graves, Ester-C® (www.ester-c.com) and Natural Wealth (www.naturalwealth.com) brands. NBTY routinely posts information that may be important to investors on its website.

CONTACT

Harvey Kamil

NBTY, Inc.

President & Chief Financial Officer

(631) 200-2020

www.NBTY.com