Exhibit 11 NBTY, INC. AND SUBSIDIARIES Statement Re Computation of Per Share Earnings Years ended September 30, 2000, 1999 and 1998 (Dollars and shares in thousands) Years Ended September 30, ------------------------------ 2000 1999 1998 ---- ---- ---- Net income $51,508 $27,279 $38,840 ================================== Weighted average common shares outstanding: Common shares - basic 67,327 69,640 65,563 Common share equivalents (1) 1,991 1,186 4,284 ---------------------------------- Common shares -diluted 69,318 70,826 69,847 ================================== Basic net income per share $ 0.77 $ 0.39 $ 0.59 ================================== Diluted net income per share $ 0.74 $ 0.39 $ 0.56 ================================== - ------------------- <FN> <F1> Common share equivalents consist of dilutive stock options. </FN>