Science
Mechanism of Action
This extract leverages its distinct lamellar structure and inherent negative charge to engage in an ionic exchange with the skin's surface, attracting and absorbing positively charged impurities, bacteria, and excess sebum. This action facilitates deep pore cleansing and detoxification, preventing congestion and breakouts. Its fine texture provides a mild exfoliating effect, promoting smoother skin, while mineral components like silicon aid in tissue reconstruction and hydration. The presence of calcium and magnesium salts further accelerates skin barrier recovery, calms irritation, reduces inflammation, and stimulates microcirculation for enhanced skin vitality.
Research
Clinical Evidence
Medium confidence40%
Transparency
Dusting Analysis
The Cosmetic Ingredient Review (CIR) Expert Panel noted that Illite (as part of 'Naturally-Sourced Clays') is safe for topical use, but data are insufficient to confirm safety in products that may lead to incidental inhalation, suggesting caution for powder or aerosol formulations.
The Formula
Formulation
Stability
An emulsion containing 40.000% illite liquid mineral extract exhibited robust stability, maintaining consistent pH (5.65 ± 0.025), viscosity, color, and odor at 25 °C over a 3-month period. Illite itself shows strong resistance to pH fluctuations and does not compromise the stability of emulsion systems. It also serves as a natural thickener and binder, enhancing formulation texture.
Safety
Safety Profile
The CIR Expert Panel deemed Illite safe for cosmetic use under current practices, with the key caveat regarding insufficient data for products where incidental inhalation may occur. No specific maximum topical concentration beyond 'safe as used' was defined. EU regulations list no restrictions for Illite. A primary skin irritation test of an emulsion with illite extract showed no adverse events such as erythema or edema, indicating low irritancy. The SCCS has evaluated aluminum, a component of clays, for general cosmetic safety.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Illite Extract is a valuable ingredient for its demonstrated ability to detoxify, absorb excess sebum, mildly exfoliate, and significantly enhance skin barrier function, particularly beneficial for oily, sensitive, and normal skin types with a low risk of irritation and comedogenicity.
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