The magnesium salt of aspartic acid, an acidic amino acid that plays a role in maintaining proteins in skin. In cosmetics, magnesium aspartate acts as hydrating and softening ingredient. It may be animal-derived or manufactured in a lab (Paula’s Choice uses the latter).
Magnesium aspartate is considered safe as used in cosmetics, and is non-irritating and bioavailable to skin.
LReferences for this information:
Nutrients, September 2015, pages 8,199-8,226
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!