Brands like Bob’s Red Mill sell it. Anthony’s, which at one point sold lupin flour, also sells Xanthan gum powder. You buy it packaged as a powder when you want to use it as an emulsifier and ...

Xanthan gum is a food additive used as a thickener or stabilizer. While it has health benefits, consuming too much may cause digestive issues. Surprisingly, wallpaper glue and salad dressing have ...