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Word that literally means “many parts.” Any of numerous compounds having a high molecular weight, either from being composed of many smaller molecules or by condensing many small molecules into larger molecules that can take on new forms and perform different functions. Plastic is an example of polymer technology, as is nylon. Polymers do not have a defined formula because they consist of various chains of different lengths. Natural polymers exist, too; examples are polysaccharides, rubber, and cellulose. The human body contains many polymers in the form of various proteins, nucleic acids, and the energy source glycogen. Hundreds, if not thousands, of cosmetic ingredients with various functions have been created based on the evolving science of polymers.
About the Experts
Paula Begoun is the best-selling author of 20 books about skincare and makeup. She is known worldwide as The Cosmetics Cop and creator of Paula’s Choice Skincare. Paula’s expertise has led to hundreds of appearances on national and international radio, print, and television including:
The Paula's Choice Research Team is dedicated to busting beauty myths and providing expert advice that solves your skincare frustrations so you can have the best skin of your life!