Science
Mechanism of Action
This extract functions by safeguarding and invigorating human dermal stem cells, thereby preserving their regenerative capacity and stimulating their activity. It promotes increased dermal cell proliferation, leading to enhanced skin density in the upper dermis and improved connective tissue firmness. Furthermore, it aids in reducing the appearance of wrinkles, contributes to skin firming, and supports the natural production of collagen and elastin. Its multifaceted action also includes robust antioxidant protection against oxidative stress and environmental aggressors, coupled with support for skin barrier integrity and provision of essential hydration and nourishment.
Research
Clinical Evidence
High confidence0.5%
Transparency
Dusting Analysis
While highly effective at lower concentrations, in vitro studies indicate that concentrations of 1% or higher can lead to increased cellular senescence, and at 5%, induce cytotoxicity in human fibroblasts. This suggests a narrow therapeutic window, making precise formulation crucial to avoid potential detrimental effects at excessive concentrations.
The Formula
Formulation
Stability
The general extract should avoid temperatures above 40°C. However, specific commercial formulations, such as PhytoCellTec™ Argan, demonstrate thermostability up to 60°C for short durations. For optimal integration, it is recommended to dissolve the extract into the aqueous phase or incorporate it during the cooling phase when temperatures are below 60°C.
Safety
Safety Profile
While Argania Spinosa Kernel Oil is recognized as safe by CIR, specific CIR or SCCS data for ARGANIA SPINOSA SPROUT CELL EXTRACT are currently insufficient. In vitro studies confirm good tolerability and efficacy at concentrations below 1%, with 0.5% being optimal for fibroblast health. However, 1% was observed to increase senescence and 5% caused cytotoxicity in human fibroblasts, highlighting the importance of precise formulation. Consumer safety databases, such as SkinSAFE, categorize 'Argania Spinosa (Argan) Stem Cell' as 'Irritant Free' and suitable for sensitive applications, including eyelids and baby products, suggesting a generally favorable safety profile when used appropriately.
Your Skin
Skin Compatibility
Our Assessment
Verdict
ARGANIA SPINOSA SPROUT CELL EXTRACT is a valuable ingredient, clinically proven to enhance skin density, reduce wrinkles, and boost dermal stem cell activity, provided it is formulated within its precise effective and non-toxic concentration window.
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References
Sources
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