Science
Mechanism of Action
This ingredient operates by forming a surface-level, moisture-binding film on the skin. The hydrolyzed collagen component acts as a humectant, drawing and retaining water to significantly improve hydration. This hybrid organic/inorganic structure also contributes to a smoother skin texture, helping to visibly reduce the appearance of fine lines and wrinkles and improve overall skin elasticity. Its action is predominantly on the skin's surface, offering robust conditioning and moisture-sealing benefits.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
No data available to suggest this ingredient is commonly 'dusted' at ineffective concentrations. Its primary functions are effective at the surface.
The Formula
Formulation
Stability
The hydrolyzed collagen base is generally stable, with an isoelectric point typically between 3.68 and 5.7 post-hydrolysis. For film formation, it generally requires combination with other biopolymers, and heat can induce a polymerization reaction.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel deemed general 'Hydrolyzed Collagen' safe for cosmetic use, reporting no skin sensitivity, phototoxicity, or irritation in clinical studies. However, specific CIR, SCCS, or FDA safety assessments for HYDROLYZED COLLAGEN PG-PROPYL DIMETHICONOL are not available. A closely related ingredient, 'Hydrolyzed Collagen PG-Propyl Methylsilanediol', has notes regarding potential irritation to skin and eyes in its liquid form. Manufacturers are advised to label products if fish-derived collagen is used, due to potential allergen concerns.
Your Skin
Skin Compatibility
Our Assessment
Verdict
HYDROLYZED COLLAGEN PG-PROPYL DIMETHICONOL is a valuable conditioning agent, enhancing surface hydration and smoothness, particularly beneficial for dry and normal skin types seeking improved texture and reduced appearance of fine lines.
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References
Sources