Polyglycerin-3
A polymer of 3 glycerin molecules – a mild humectant. Holds water without glycerin's stickiness. Pregnancy-safe.
Evidence by route
Topical application
Functional humectant, milder than glycerin. Safety confirmed by CIR.
- CIR Safety Assessment of Polyglycerin Polymers, Int J Toxicol 2012.
How to read tiers A–F
- BLimited evidence. One RCT or several controlled studies with limitations
Tolerability and safety
- Irritation potential
- Low
- Allergen risk
- Low
- Pregnancy
- Safe
- Suitable for
- Normal, Dry, Combination, Oily, Sensitive
About this ingredient
Polyglycerin-3 is a condensate of 3 glycerin molecules. INCI: Polyglycerin-3. A viscous clear liquid. In cosmetics it works as a humectant with a better sensory profile than regular glycerin – no stickiness. Often used in formulas for oily skin and sunscreens. Use levels run from 2 to 10%. Pregnancy safety. Systemic absorption is minimal. CIR safety confirmed. Skin profile. Very low irritation and allergen potential. Non-comedogenic. Suitable for all skin types.
Frequently asked questions
Is Polyglycerin-3 safe during pregnancy?
Polyglycerin-3 is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
What skin types is Polyglycerin-3 for?
Polyglycerin-3 suits: normal, dry, combination, oily, sensitive.
What is Polyglycerin-3 and what does it do in cosmetics?
A polymer of 3 glycerin molecules – a mild humectant.
Is Polyglycerin-3 comedogenic?
On the Fulton scale 0/5 – non-comedogenic. For acne-prone skin, a rating of 3 or higher suggests choosing an alternative.
What's the INCI name for Polyglycerin-3?
The INCI name is Polyglycerin-3. It may also appear as: Polyglycerol-3.
See Polyglycerin-3 in a product composition right on the store page
The Evigrade extension adds an evidence panel to iHerb, Sephora, Druni and 12 more stores. This ingredient and every other one in the product show evidence-tier, allergen risk and pregnancy/lactation flags at a glance.
Similar role in the formula
Explore by category
Ingredients in the same category
Polyglycerin-6, Polyglyceryl-3 Distearate, Polyhydroxystearic Acid, Polymnia Sonchifolia Root Juice, Tyrosine, Carica Papaya Seed Oil, Glyceryl Stearates, Isostearic Acid
Published: · updated: