Before my favorite was Molina. I use to live in AZ and it was easy to go down to Mexico and buy several bottles of Molina.
If stuff grosses you out sometimes then stop reading. But if you are interested where some vanilla flavorings comes from, I will let you in on a little known secret. It comes from a sac in the Beavers butt. No kidding. Honestly as gross as that is, I would rather have that then some artificial thing that is being produced. If you would like to read about the Beaver butt thing, click here at One Green Planet.