Xanthan Gum is a soluble fiber produced from the pure culture fermentation of the microorganism Xanthomonas campestris. It is used in the food processing industry as a thickener, stabilizer and emulsifier for a number of different foods. Serving Size: 1/2 Teaspoon Suggested Use: Use in baking products as directed Contains no sugar, salt, starch, yeast, wheat, corn, soy, milk Other Ingredients: 100% Pure Xanthan Gum.