Science
Mechanism of Action
This ingredient operates through several key pathways to benefit the skin. It acts as an exceptional emollient, delivering profound hydration and fortifying the stratum corneum barrier, primarily due to its rich content of squalene, sterols, and tocopherols (Vitamin E). It provides potent antioxidant protection by actively neutralizing free radicals, which helps to mitigate oxidative stress and reduce visible signs of aging. Furthermore, Olea Europaea Fruit Unsaponifiables demonstrates significant anti-inflammatory activity; phytosterols like β-sitosterol inhibit nuclear factor-kB translocation and reduce the secretion of inflammatory cytokines such as interleukin-6 and tumor necrosis factor-α. Alpha- and beta-amyrins also contribute anti-inflammatory and antinociceptive effects, while alpha-tocopherol prevents increases in prostaglandin E2 and thromboxane 2. Squalene is particularly noted for its strong scavenging activity against superoxide anion.
Research
Clinical Evidence
Medium confidenceN/A
Key findings
- 01 A topical preparation containing an unsaponifiable fraction from unripe olive oil, at a concentration of 2.46%, applied three times daily for three weeks, significantly attenuated inflammatory features in hand and knee joints of osteoarthrosis patients without adverse reactions. This fraction included Olea Europaea Fruit Unsaponifiables.
Transparency
Dusting Analysis
No data available suggests that Olea Europaea Fruit Unsaponifiables is commonly associated with dusting issues in cosmetic formulations.
The Formula
Formulation
Stability
This ingredient exhibits robust stability against oxidation due to the presence of natural antioxidants, such as tocopherols, within its composition.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel concluded that Olea Europaea Fruit Unsaponifiables is safe for use in current cosmetic practices and concentrations. It is generally well-tolerated by most skin types, including sensitive skin, and is considered non-toxic with low allergenic potential. A patch test is recommended before widespread use to confirm individual compatibility. The highest reported concentration of use is 10% in rinse-off dermal exposure products like shaving cream.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Olea Europaea Fruit Unsaponifiables is a valuable ingredient, delivering significant moisturizing, antioxidant, and anti-inflammatory benefits with a robust safety profile suitable for a wide range of skin types.
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References
Sources