Science
Mechanism of Action
Hydrolyzed Keratin PG-PROPYL SILANETRIOL functions by combining protein chains with a silicone structure, providing both nourishment and a protective film. For skin, it creates a subtle barrier that helps to preserve moisture and promotes a smooth, soft surface. Its components are theorized to contribute to improved hydration and skin conditioning.
Research
Clinical Evidence
Medium confidence3%
Key findings
- 01 An efficacy study utilizing hydrolyzed keratin at a 3% concentration in a hand cream demonstrated its ability to penetrate the skin and enhance moisturization.
Transparency
Dusting Analysis
This ingredient is typically processed as a liquid or a soluble powder and is not associated with dusting concerns in formulation or application.
The Formula
Formulation
Stability
Optimal stability is generally observed at neutral to slightly acidic pH levels. The ingredient remains stable under standard storage conditions, requiring protection from extreme temperatures and direct sunlight.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel concluded that keratin-derived ingredients, including its base component Hydrolyzed Keratin, are safe for use. Human studies up to 25% showed no irritation, and sensitization tests were negative up to 25% in guinea pig maximization studies and 5% in Human Repeat Insult Patch Tests (HRIPTs).
Your Skin
Skin Compatibility
Our Assessment
Verdict
HYDROLYZED KERATIN PG-PROPYL SILANETRIOL is a valuable conditioning agent that enhances skin moisturization and feel, while also providing significant benefits for hair, with a strong safety profile.
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References
Sources