<<Disclaimer: Verify this information before applying it to your situation.>>
 
>       Has anyone contacted the manufacturer about the GF status of Knorr
>bouillion cubes?
 
I don't know about Knorr but Herb-OX chicken and beef instant broths are GF
(Made by Hormel, 1-800-523-4635)  & are widely available.
 
- Jonathan Hammer