Polyglutamic Acid
Polyglutamic Acid is a humectant — amino acid polymer — holds 5x more moisture than HA. It's found in 43 products in our database, making it a moderately popular ingredient.
What it does
Amino acid polymer — holds 5x more moisture than HA
Who it's best for
All skin types, especially dry or dehydrated skin.
- Dehydrated skin that needs a moisture boost regardless of skin type
- Oily skin types who want lightweight hydration without heaviness
- Anyone living in a humid climate where humectants work best
Works well with
- +Locks moisture in(occlusive)
- +Softens and smooths(emollient)
- +Works on your skin(active)
43 products
Draws in moisture
Best products with Polyglutamic Acid
Top products with Polyglutamic Acid
Après Skin Overnight Moisturizer + Mask with Ceramides and Hyaluronic Acid
barrier+ Triple Lipid Activating Serum With Plumping Peptides and Niacinamide
Ceramide Milky Essence for Full-Body Hydration
Daily Korean Gentle Retinol + Salicylic Acid Soothing Toner Pads for Acne-Prone Skin
Target+ Brighten + Firm 15% Vitamin C Serum
Niacinamide 10% + TXA 4% Serum
Hydration Multiplier Hyaluronic Acid Face Serum with Ceramides
Mini Mami Wata Barrier Strengthening Face Mist with Cica, Panthenol, Ectoin for Sensitive, Irritated Skin
Amino Rain™ Glasswater Serum
Water Sleeping Mask for Moisture Barrier Support with Niacinamide & Squalane
The Giving Essence Brightening & Hydrating Treatment with Niacinimide
barrier+ Triple Lipid Brightening Eye Cream
Skin Barrier Calming Lotion EX
Mini Rhode Kit Glazed Skincare Essentials
Glowtinis Mini Skincare Set
Banana Bright+ Instant Glow Moisturizer
Green Tea Seed Hyaluronic Acid Serum
Vitalift-A Retinal Night Cream
Triple Peptide Hydrating + Firming Oasis Serum with Hyaluronic Acid
Triple Peptide + Cactus Oasis Serum
Frequently asked questions
What does Polyglutamic Acid do in skincare?
Amino acid polymer — holds 5x more moisture than HA
Is Polyglutamic Acid safe for sensitive skin?
Polyglutamic Acid is generally well-tolerated and has no specific concern flags in our database. As with any ingredient, patch-test if you have highly reactive skin.
What products contain Polyglutamic Acid?
43 products in our database contain Polyglutamic Acid. The highest-rated is OLEHENRIKSEN Après Skin Overnight Moisturizer + Mask with Ceramides and Hyaluronic Acid scoring 9.6/9.8.
Can I use Polyglutamic Acid every day?
Yes, humectants are gentle enough for daily use and are a staple in most skincare routines. They work well both morning and evening.