Consumer spending on health and wellness products is on the rise, according to a study by the Natural Marketing Institute (NMI). The annual research study of more than 2000 U.S. households revealed that retail sales within the consumer packaged goods health and wellness industry reached $68 billion in 2004—an increase of 8.5% from 2003. The industry’s top category sales continued to be among functional and fortified foods/beverages, which represented 34% of the total industry with sales reaching...