Xanthan Gum is a natural gum produced by bacterial fermentation. Here is a description of xanthan gum and some common uses:

Description: 

•Source: Xanthan gum is produced by fermentation of a bacterium called Xanthomonas campestris. The bacteria ferments a substrate, usually glucose or corn syrup, to produce xanthan gum.

•Physical properties: Xanthan gum is a white or off-white powder substance. It has good solubility in water and forms a viscous gel.

Purpose: 

1. Food industry: Xanthan gum is widely used in the food industry as thickening agent, emulsifier, stabilizer and gelling agent. It is often used to make salad dressings, condiments, candy, ice cream, bread, gels and so on. Xanthan gum can increase the viscosity, consistency and texture of food, and improve the texture and stability of products.

2. Beverage industry: Xanthan gum is also used in the beverage industry as an emulsifier and stabilizer. It is often added to juices, sodas, milkshakes, coffee drinks and other products to provide a stable suspension and texture.

3. Cosmetics industry: Xanthan gum is used in the cosmetics industry as a thickening agent, emulsifier and stabilizer. It is often added to shampoos, conditioners, body washes, cosmetic lotions and other products to provide viscosity and texture, and increase the stability of the product.

4. Industrial application: Xanthan gum is also used in industry. It is used as a stabilizer for oil well drilling fluid, a thickening agent for paper pulp, and a dispersant for dyes.