Oleic Acid
EmollientNaturalAlso known as: Omega-9, C18:1, Olive Oil Acid
A monounsaturated omega-9 fatty acid abundant in olive oil and many other plant oils. Provides deep moisturization.
Routine placement
Moisturizer · AM & PM
Time to results
Immediate softening; ongoing barrier support
Deep moisturizing, emollient, penetration enhancer, softens skin, suitable for dry and mature skin.
Present in many plant oils (olive, argan, macadamia). Suitable for dry skin types.
Effective emollient but can disrupt skin barrier at high concentrations. Better suited for dry skin than oily/acne-prone.
- acne-prone skin (may worsen breakouts)
Cautions
Can be comedogenic for oily and acne-prone skin. High oleic acid oils may exacerbate breakouts in some individuals.
What does Oleic Acid do for skin?
Oleic Acid is used in skincare primarily as a emollient ingredient. Its effects depend on concentration and formulation. Check the benefits section above for specific details.
Is Oleic Acid safe for sensitive skin?
Oleic Acid is generally well-tolerated, but sensitivity varies by individual. Start with a patch test if you have reactive skin, and introduce gradually into your routine.
Can I use Oleic Acid every day?
For most skin types, daily use is appropriate at standard concentrations. If you experience any irritation, reduce frequency to every other day.
Will Oleic Acid clog pores?
Comedogenicity varies. If you are acne-prone, patch test on a small area first. Many oils and emollients are non-comedogenic at appropriate concentrations.
Does your skincare contain Oleic Acid?
Paste your product's ingredient list to check, or create your Skinularity ID for a full routine.
Find Oleic Acid products
Browse skincare products containing Oleic Acid.
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