New Concepts in Nutraceuticals as Alternative for Pharmaceuticals Hamid Nasri, Azar Baradaran,1 Hedayatollah Shirzad,2 and Mahmoud Rafieian-Kopaei2   Abstract Nutraceuticals are products, which other than nutrition are also used as medicine. A nutraceutical product may be defined as a substance, which has physiological benefit or provides protection against chronic disease. Nutraceuticals may be used to improve health, delay the […]