Would you mind explaining why that's unfortunate?
I am not a doctor, but I do believe that carrageenan has been classified as perfectly safe by the FDA.
EDIT: http://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfCFR/CFRS...
I am not a doctor (nor, more to the point, a food & drug regulation expert), but I do not believe that FDA has a classification of "perfectly safe" that it applies to ingredients.