I mean, foods like soy sauce and yogurt and sauerkraut predate industrialization, but are very processed. I wouldn't worry too much about MSG in particular, si

I mean, foods like soy sauce and yogurt and sauerkraut predate industrialization, but are very processed. I wouldn't worry too much about MSG in particular, since it is also mostly made by fermentation: https://en.m.wikipedia.org/wiki/Monosodium_glutamate https://en.m.wikipedia.org/wiki/Monosodium_glutamate