MSG or monosodium glutamate is one of the most common flavor enhancers in the market.
MSG intensifies the taste buds of your mouth. It makes food taste better than it really is. It can trick the taste buds in your mouth into eating lower quality food so that the food manufacturing companies can make more profits. But, it has major side-effects.
It is very addictive, you eat more food,it increases serotonin and it increases Fat Storing Hormone by 300%. It is classified as modified food starch.
You would be surprised how many foods in a regular grocery store has modified food starch.