Hydrogenated Poly(C6-20 Olefin) Good Polymer No known benefits Hydrogenated Poly(C6-20 Olefin) at a glance Synthetic polymer Used as a viscosity controller Also has emollient properties Ruled safe as used in cosmetics Hydrogenated Poly(C6-20 Olefin) description Hydrogenated poly(C6-20 olefin) is a synthetic polymer used primarily in cosmetics to increase a formula’s viscosity. It also has emollient properties, and in professional dental settings, is also used as an abrasive to remove dirt and stains from teeth. The independent Cosmetic Ingredient Review has ruled hydrogenated poly(C6-20 olefin) safe in its current usage in cosmetics, where it is used in a range from 0.3% and 9.0%.