Chemically Talking, this molecule is "midway" concerning Sorbitan Oleate and Sorbitan Trioleate, which means that it is also an attachment of sorbitan (a dehydrated sorbitol (sugar) molecule) with the unsaturated fatty acid Oleic Acid, but in a very ratio of 2:three as a result the "Sesqui" part in the molecule's title. A very multi-purposeful hel