Spice made from the dried, ground root of a plant. Its extract is called curcumin, a natural yellow food coloring that has potent antioxidant properties.

References for this information:

Food Chemistry and Toxicology, August 2002, pages 1091–1097

Planta Medica, December 2001, pages 876–877

See curcumin tetrahydrobisdemethoxycurcumin tetrahydromethoxycurcumin tetrahydrodemethoxycurcumin

Back to Ingredient Dictionary

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!