HerbalGram. 2005;65:46-49 © American Botanical Council
by Kenneth Jones
Purple corn is fast approaching classification as a functional food˜ an integral component of the diet that provides energy and essential nutrients. Researchers in the fields of food and nutrition are intensely searching for functional foods in almost every corner of the world and from a diversity of plants. Examples include purple corn (Zea mays L., Poaceae), green tea (Camellia sinensis [L.] Kuntze, Theaceae), soy isoflavones (Glycine max [L.] Merr., Fabaceae), various nuts, plus various other natural substances in the human diet containing antioxidant and other substances with alleged or proven potential disease-preventive properties.