Additionally, junk food can contain flavor enhancers such as MSG (monosodium glutamate) - an additive that not only makes the product tastier than it actually is, but can also render it (highly) addictive.

Besides , junk food may contain such taste enhancer as sodium glutamate. This additive not only makes the food tastier than it really is, but can cause addiction to the product in which it is found.

Besides, unhealthy food can contain such flavor intensifiers, as monosodium glutamate. This food supplement not only makes the product more tasty than it is in fact, but can also cause addiction to the product containing it.

Also, unhealthy food can contain such flavor (/taste?) enhancers as sodium glutamate. This additive not only makes the product tastier than it actually is, but can also cause dependence on (/addiction to) the food containing it.