Science
Mechanism of Action
This extract operates through several distinct biological pathways within the skin. It exhibits anti-melanogenic effects by suppressing melanin content and intracellular tyrosinase activity via the downregulation of tyrosinase, TRP1, and MITF expression, a process potentially mediated by the Akt/GSK3β signaling pathway. Concurrently, it acts as a potent anti-inflammatory agent by inhibiting the production of key pro-inflammatory mediators such as nitric oxide (NO), inducible nitric oxide synthase (iNOS), cyclooxygenase-2 (COX-2), interleukin-1 beta (IL-1β), and interleukin-6 (IL-6). This anti-inflammatory action is further supported by blocking NF-κB activation and attenuating the phosphorylation of ERK1/2, p38, and JNK, while also upregulating heme oxygenase-1 (HO-1) expression. Additionally, the extract provides antioxidant benefits by inhibiting the oxidation of low-density lipoprotein.
Research
Clinical Evidence
Medium confidenceN/A
Transparency
Dusting Analysis
The Formula
Formulation
Stability
The extract contains a complex array of components, demonstrating solubility in both polar (e.g., methanol, n-butanol) and non-polar (e.g., n-hexane) solvents, which suggests versatility for integration into various formulation types.
Safety
Safety Profile
No specific safety assessments for SAGERETIA THEA LEAF EXTRACT have been conducted by the Cosmetic Ingredient Review (CIR), and its FDA status for cosmetic use is not yet available.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Sageretia Thea Leaf Extract is a valuable botanical ingredient offering scientifically supported anti-inflammatory, antioxidant, and potential brightening benefits, making it a promising addition for addressing various skin concerns, despite limited human clinical data.
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