Ivanhoe Mines and SES Networks Revolutionise Connectivity for Mining Industry in Congo
Psychological disturbances including depression and anxiety attacks have also been seen after MSG ingestion. Gastrointestinal distress, headaches, dizziness and mental confusion are not unknown in these reactions, and asthma attacks are of great concern.
1 Prolactin, a hormone that stimulates breast development and milk production during pregnancy, may cause the breast tenderness associated with PMS.  Cortisol is a hormone involved in the body's stress response. An excess of cortisol can cause anxiety and insomnia, whereas a deficiency can lead to depression and lethargy. One study found that women with PMS-related depression had an imbalance of cortisol levels compared to women who had few or no PMS symptoms.