Natural Gums
These are derived from various plant as well as microbial sources and are divided into the following four basic categories:
1. Seaweed gums: Agar, Alginate, Carrageenan
2. Tree extracts: Gum Arabic, Gum ghatti, Gum karaya, Gum tragacanth.
3. Seed or root gums: Guar gum, Locust bean gum
4. Microbial fermentation gums: Xanthan gum, Pullulan, Dextran, Curdlan