There are no items in your bag at this time.
- Categories: Skin-Replenishing
Natural component of skin, PCA (pyrrolidone carboxylic acid) is also a very good hydrating agent. Sodium PCA also functions as a skin-replenishing ingredient.
References for this information:
Journal of Drugs in Dermatology, September 2014, pages 1,108-1,111
Bio-Medical Materials and Engineering, 1995, pages 9-20
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!