Science
Mechanism of Action
This hydrophobic oil is recognized for its antiseptic and antimicrobial actions, which may contribute to skin purification. As an oily substance, it is also hypothesized to assist in the regulation of sebum production within skincare applications.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
While the Koyamaki plant prefers slightly acidic soils (pH 4-6) for growth, specific information regarding the optimal pH range for the stability of the oil within cosmetic formulations is not available.
Safety
Safety Profile
This ingredient has not been reviewed by the Cosmetic Ingredient Review (CIR) panel. As an essential oil, proper dilution is crucial before topical application. It must be kept away from the eyes and should not be applied to damaged or inflamed skin. Patch testing is strongly recommended prior to initial use. The parent plant, Sciadopitys verticillata, is not known to be toxic to humans or pets.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Despite its proposed antiseptic and sebum-regulating properties, the current lack of clinical efficacy data and formal safety assessments necessitates an 'insufficient-data' rating for this ingredient in precision skincare applications.
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References
Sources