Colombe is an uncommonly occurring given name for women but a very prominent last name for all people (#47120 out of 150436, Top 31%). (2000 U.S. Census). Charted below is the birth name popularity of Colombe for girls. Colombe has yet to make it into the list so far.
If you look at processed food, you see all sorts of other gums like carrageenan, xanthan gum, cellulose gum, locust bean gum, agar, and so on. They thicken things: Ice cream, marshmallow fluff, pancake syrup, etc., all benefit from thickening.
Carrageenan gets its name from seaweed that grows along the coast of Ireland near a village named Carragheen. 1  But, most of the carrageenan used in food processing comes from Indonesia, Vietnam, the Philippines, and other Pacific Islands. It's classified as GRAS by the United States Food and Drug Administration, which approved it's use back in 1961. GRAS stands for generally recognized as safe..