Science
Mechanism of Action
Litchi Chinensis Seed Extract exerts its beneficial effects via several precise mechanisms. It inhibits specific enzymes, including elastase and hyaluronidase, responsible for the degradation of structural proteins like collagen and elastin, and vital moisturizing agents such as hyaluronic acid, thereby preserving skin tension and moisture and preventing wrinkle formation. Rich in polyphenolic compounds, including epicatechin, catechin, and procyanidins, the extract provides robust antioxidant protection by scavenging active oxygen species and free radicals, while also enhancing endogenous antioxidant enzymes like superoxide dismutase (SOD) and glutathione peroxidase (GSH-Px). Furthermore, it actively inhibits tyrosinase, an enzyme crucial for melanin production, which leads to a noticeable reduction in hyperpigmentation and promotes overall skin brightening. Its antimicrobial phenols also contribute to reducing skin inflammation and impeding harmful bacterial growth, complementing its anti-inflammatory action through the suppression of key inflammatory factors.
Research
Clinical Evidence
High confidence0.1%
Transparency
Dusting Analysis
The Formula
Formulation
Stability
For optimal stability and preservation of efficacy, Litchi Chinensis Seed Extract should be stored in a dry, dark, and cool environment, maintaining temperatures below 30°C. Under these conditions, it offers a shelf-life of 24 months from the manufacturing date.
Safety
Safety Profile
No specific safety assessments by the CIR (Cosmetic Ingredient Review) or SCCS (Scientific Committee on Consumer Safety) have been reported. However, clinical studies conducted with litchi serums containing standardized extract at concentrations of 0.05% and 0.1% demonstrated no irritation and confirmed safety in human volunteers. Further in vitro testing (HET-CAM) also indicated good human safety for topical application. It is important to differentiate topical cosmetic use from the potential toxicity associated with oral consumption of raw lychee seeds, which is not applicable to this extract.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Litchi Chinensis Seed Extract is a valuable, multi-faceted ingredient demonstrating significant clinical efficacy in skin lightening, wrinkle reduction, and elasticity improvement, supported by robust antioxidant and anti-inflammatory mechanisms.
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