What is Polyglutamic Acid? Skin Experts Break It Down
Polyglutamic Acid Is Trending, but Should You Be Adding It to Your Skincare Routine?
3
Oskia Rest Day Barrier Repair Balm (£68)
If your skin is throwing a toddler-worthy tantrum, this is the product to get it off the floor and back into its happy place. Polyglutamic acid works alongside soothing colloidal oats, micro-algae and ceramides to give stressed-out skin a hard reset.