FIRM ACQUIRES <AMERICAN NUTRITION WORKS INC> <Nusource Investments Inc>, a publicly held shell company, said it acquired American Nutrition Works Inc through a transaction in which American Nutrition shareholders received 28 mln shares of Nusource stock in exchange for their shares. American Nutrition operates a chain of stores sellings vitamins and health products. Nusource said shareholders elected a new board consisting of Richard A. Trydahl, Samuel Mineo and Charles E. Flink and voted to change the name of the company to ANW Inc.