MSG stands for monosodium glutamate. It’s the sodium salt of glutamic acid, a common amino acid naturally found in many foods and our bodies, says Stephani Johnson, D.C.N., R.D.N., a professor ...

You’ve seen it at the end of hundreds of recipes: “Add salt to taste.” Whether it’s beef stew or a chocolate chip cookie, salt is a seasoning we often lean on as an inoffensive way to wake ...