Ethylhexyl Isostearate
An emollient ester. It softens, adds slip and a light film and improves application. Well tolerated.
Evidence by route
Topical application
A functional emollient. Safe.
- CIR Cosmetic Ingredient Review safety assessment
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
Ethylhexyl Isostearate is an emollient ester, listed in INCI under the same name. In a formula it softens the skin, adds slip and leaves a light film that improves how the product applies. It is common in creams, makeup and oils. This is a functional texture component, not a skincare active. It improves feel and how the product spreads, but it does not correct wrinkles or pigmentation through any biological mechanism. As an emollient it does its job well. Applied topically it has no systemic relevance, so it can be used during pregnancy and breastfeeding. Tolerance is good, with low irritation and allergy potential. It has a mild comedogenicity rating of 2, so oily and acne-prone skin should keep an eye on it; on normal or dry skin it rarely causes trouble.
Frequently asked questions
Is Ethylhexyl Isostearate safe during pregnancy?
Ethylhexyl Isostearate is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
What skin types is Ethylhexyl Isostearate for?
Ethylhexyl Isostearate suits: normal, dry, combination, oily, sensitive.
What is Ethylhexyl Isostearate and what does it do in cosmetics?
An emollient ester.
Is Ethylhexyl Isostearate comedogenic?
On the Fulton scale 2/5 – low comedogenicity. For acne-prone skin, a rating of 3 or higher suggests choosing an alternative.
What's the INCI name for Ethylhexyl Isostearate?
The INCI name is Ethylhexyl Isostearate. It may also appear as: Octyl Isostearate.
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