Mono-sodium Glutamate Iowa Fine Crystal is also known as MSG. MSG Fine Crystal is used in food products to enhance flavor. Aiva selects the spices & herbs carefully for robust flavor and adds no colors and no additives in the spices & herbs We only sell the freshest spices that are stored in a weather-controlled facility so that you can get maximum freshness This product is Natural, Non-GMOs, and Aiva Products is a brand "Where You Can Trust"