Science
Mechanism of Action
This extract acts as a skin conditioning agent, actively contributing to the maintenance of healthy skin. It also delivers emollient properties, effectively softening and smoothing the skin's surface. The hydrolyzed nature ensures the presence of smaller, bioavailable constituents such as peptides or amino acids. Preliminary research indicates potential anti-inflammatory effects through the reduction of PD-L1 levels in cancer cells and a mitigating influence on rheumatoid arthritis in a mouse model. Furthermore, extracts of *Aplysia kurodai* have demonstrated antibacterial activity, suggesting potential antimicrobial benefits.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
Direct information on the optimal pH range for the stability of Hydrolyzed Kuroda's Sea Hare Extract in cosmetic formulations is not available. However, studies on enzymes from *Aplysia kurodai*'s digestive fluid show optimal pH for cellulases at 5.0–5.5 and for β-glucosidases at 5.5–6.0, with the digestive fluid itself maintaining a pH of 5.5. These values may serve as an initial guide for formulation stability considerations.
Safety
Safety Profile
No specific safety assessments by CIR, SCCS, or FDA have been identified for Hydrolyzed Kuroda's Sea Hare Extract. Historical CIR reports for other algae-derived ingredients often highlight insufficient data for safety determination, particularly regarding systemic toxicity and potential sensitization, suggesting a need for similar comprehensive data for this ingredient.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While Hydrolyzed Kuroda's Sea Hare Extract exhibits promising in vitro and animal model data for its conditioning, emollient, anti-inflammatory, and antimicrobial properties, the absence of human clinical efficacy studies and comprehensive safety reviews warrants further robust investigation for a conclusive assessment.
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References
Sources