Science
Mechanism of Action
This extract operates at a cellular level, primarily through its bioactive ginsenoside compounds. It strengthens the skin's natural barrier, offering protection from environmental aggressors like pollution and UV radiation, thereby mitigating premature aging. Key mechanisms include promoting collagen synthesis by activating transforming growth factor-β (TGF-β) within human skin fibroblast cells, combating free radicals through increased anti-oxidative enzyme activity, and inhibiting reactive oxygen species (ROS) formation. The extract also supports skin regeneration by inducing the differentiation of dermal papilla cells, suppresses apoptosis, improves skin nutrition via enhanced blood circulation, and reduces inflammation. Furthermore, it protects keratinocytes and dermal fibroblasts from UV damage and can reduce melanin production, contributing to skin brightening.
Research
Clinical Evidence
Medium confidenceN/A
Key findings
- 01 Topical application of a purified Panax ginseng leaf extract lotion over an eight-week period demonstrated significant anti-skin-aging activity, specifically reducing the depth of crow's feet wrinkles.
Transparency
Dusting Analysis
Information regarding 'dusting' or common sub-optimal concentrations for this specific ingredient is not available in the provided research data.
The Formula
Formulation
Stability
For optimal stability and to preserve major marker and bioactive compounds, it is recommended to maintain ginseng extracts within a pH range of 6.0 to 8.0. Sterilization should occur below 105 °C, and the extract should be stored below 25 °C.
Safety
Safety Profile
While related Panax species root extracts have been reviewed and deemed safe by the CIR Expert Panel, Panax Ginseng Leaf/Stem Extract itself has not undergone a specific CIR safety assessment. Generally, this extract is considered safe for topical use, with rare instances of adverse effects such as skin rashes, itching, or irritation, usually associated with high concentrations or poor quality. Patch testing prior to widespread application is recommended. There are no strict FDA regulatory restrictions for cosmetic use, but manufacturers must ensure overall product safety.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Panax Ginseng Leaf/Stem Extract is a valuable ingredient, offering comprehensive benefits including anti-aging, antioxidant protection, skin barrier support, and texture improvement across all skin types with a low risk of irritation.
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