Science
Mechanism of Action
This oil primarily functions as an emollient due to its rich fatty acid composition. It contains substantial amounts of linoleic acid (approximately 40.79%) and oleic acid (approximately 38.31%), alongside saturated fatty acids such as stearic acid (12.91%) and palmitic acid (7.04%). These lipids integrate into the skin's natural barrier, enhancing its integrity and reducing transepidermal water loss, thereby promoting hydration. While other compounds found in Pangium edule seed extracts, like flavonoids and antioxidants, suggest broader potential benefits, these effects are not explicitly detailed for the topical application of the kernel oil itself.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Crude Pangium edule kernel oil exhibits a relatively high acid value of 19.62 mg KOH/g oil. Its elevated content of unsaturated fatty acids, particularly linoleic acid, makes it highly susceptible to oxidation and subsequent rancidity. Consequently, refinement processes may be necessary to lower the acid value, and the incorporation of antioxidants is likely required in formulations to ensure stability and extend shelf life.
Safety
Safety Profile
Raw Pangium edule seeds are known to be poisonous due to the presence of cyanogenic glycosides, necessitating extensive processing, such as boiling and fermentation, to reduce cyanide levels for safe consumption. There is no specific safety assessment by major regulatory bodies like CIR, SCCS, or FDA concerning Pangium edule kernel oil for topical cosmetic application. The absence of such evaluations, coupled with the inherent toxicity of the raw material, poses a significant safety concern for its use in skincare without explicit verification of processing to eliminate or sufficiently reduce toxic compounds.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Despite its potential emollient properties derived from a rich fatty acid profile, the critical and unaddressed safety concerns regarding cyanogenic glycosides from the source material and the complete lack of specific safety assessments for topical cosmetic application render this ingredient unsuitable for precision skincare formulations.
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References
Sources