???Long before the public became aware of the value of high-antioxidant foods, red raspberries were a favorite ingredient in functional foods and beverages such as yogurts, ice creams, juices, teas and other beverages,??? says Andrew Carter, in quality control, at Gardena, Calif.-based NP Nutra, which specializes in the manufacture of red raspberry powder extracts such as Red Raspberry 20% Ellagic