Is Autolyzed Yeast Extract Gluten Free. Another possible concern about consuming autolyzed yeast extract is that it naturally contains monosodium glutamate. However, some of eckrich’s sausages have autolyzed yeast extract, which is not gluten free.
Two companies produce most of the caramel color used the u.s., and neither uses a gluten grain in the preparation. When dealing with yeast extract on a label, unless it says it is gluten free, the source of the yeast was most likely from a source of gluten. Autolyzed yeast is slightly different than yeast extract.
Autolyzed yeast extract and yeast extract may contain gluten from barley.
Since manufacturers don't need to list the source of yeast extract on their labels, look for yeast extract that is. Corn, they say, makes a better product. I purchased the pacific brand beef broth and didn't notice until later (my bad!) that it contains a small amount of autolyzed yeast extract and says on the label it is gluten free. “we do not know at this time how often spent yeast is the source of yeast extract in products sold in the us.