Produced from the fermentation of corn sugar, xanthan gum is used as a thickener,
emulsifier and stabilizer in foods such as dairy products and salad dressing.
Xanthines:
Alkaloid compounds that occur in many plants, including coffee (caffeine), cocoa (caffaine, theobromine), tea (caffeine, thebromine, theophylline), and kola nuts (caffeine); related to Purines.
XXX, XXXX, 10X :
An indicator on a box of confectioners' sugar of how many times it has been ground. The higher the number of X's the finer the grind.