7 friends can take turns to make food for everyone with fresh known ingredients once a week etc. Be especially careful if you are pregnant . Consider a good diet to detoxify yourself. The Muslims regular and voluntary fasting is good also when it comes to detoxifying the body. MSG typically makes a sensitive person sick at once or within 48 hours from ingestion.
Different persons react differently.
Some never get sick. Some don't get sick until many years later in life. Since we don't know what happens after a longer times ingestion of MSG it can be a good idea to minimize MSG also for those of us who don't seem to be sensitive. Even if we get symptoms from MSG it might be impossible to prove the exact reasons for our symptoms. Our goal must be to minimize all kinds of poisons since it can be too difficult to eliminate poisons totally.