There are several laboratory studies looking at Welsh green onions. It appears the extract from the fibrous "root" of the onion is being studied for it's anti-inflammatory properties. This same little onion is showing a decrease in blood sugars in laboratory mice. Extract of this root is inhibiting colorectal tumor growth as well.
If you like onion, you might add a few more GREEN onions to your diet and perhaps it will benefit you if you have diabetes, inflammatory diseases or cancer? As research studies are published, we will find out more information about this simple little vegetable. Sometimes simple little changes in our diet can be of great benefit to our health. It couldn't hurt, could it?