Disliked
Propylene Glycol
Hydrating
These ingredients help hydrate the skin by either drawing in moisture or preventing it from escaping. They’re often used to keep skin feeling soft, smooth, and well-balanced.
Can worsen Rosacea
These ingredients are known to be potential triggers for rosacea, but not everyone with rosacea will react the same way. Because rosacea-prone skin can be especially reactive, it’s best to approach new products with caution. Please consult a dermatologist for personalized guidance.
Can worsen Eczema
These are common ingredients that may trigger eczema flare-ups, but everyone’s skin is different. If you have eczema or suspect you might, it’s important to check with a medical professional for the best care and product guidance.
Explained
Propylene Glycol is an odorless, colorless liquid. As a humectant, it helps skin retain moisture. It also aids in delivering active ingredients.
Another role of this ingredient is preventing a product from melting or freezing. Propylene glycol also adds antimicrobrial properties to a product, elongating product lifespan.
This ingredient is considered an organic alcohol and commonly added into both cosmetics and foods.
Those with sensitive skin or conditions may develop a rash when using this ingredient.
See all 9,718 products with Propylene Glycol
What it does
Humectant
A substance that promotes retention of moisture.
Skin Conditioning
To hydrate and soften skin
Solvent
Capable of dissolving another substance.
Alternative names
Methyl Glycol
1,2-Dihydroxypropane
Trimethyl Glycol
1,2-Propanediol
Prevalence
Somewhat common
Percentage of products that contain it
11.2%
Top categories
Cleansers
Treatments
Moisturizers
Position
Predominant list placement
Top 25%
Concentration
Concentrations we've seen
0% to
20%
References
Products with Propylene Glycol
CosIng Data
CosIng ID
37269
INCI Name
PROPYLENE GLYCOL
INN Name
propylene glycol
EC #
 200-338-0
Ph. Eur. Name
propylenglycolum
All Functions
Humectant, Skin Conditioning, Solvent, Viscosity Controlling