Science
Mechanism of Action
This extract exerts its primary effects through a high concentration of polyphenols and flavonoids, acting as a powerful antioxidant and anti-inflammatory agent. It helps neutralize free radicals via naturally occurring non-enzymatic antioxidants and may enhance endogenous antioxidant enzyme activity. Research on related Sideritis species suggests potential anti-aging benefits, including inhibiting bacterial collagenase activity, reducing advanced glycation end product (AGE) formation, and mitigating ultraviolet B (UVB)-induced matrix metalloproteinase-1 (MMP-1) expression. Additionally, certain Sideritis species exhibit antimicrobial properties.
Research
Clinical Evidence
Medium confidenceN/A
Transparency
Dusting Analysis
No data suggests Sideritis Syriaca Extract is commonly 'dusted' or used at ineffective concentrations in formulations.
The Formula
Formulation
Stability
The extract contains a diverse range of phytochemicals, including water-soluble flavonoid glycosides and phenolic acids, as well as less polar flavonoid aglycones soluble in organic solvents. Optimal extraction often utilizes water-ethanol mixtures (e.g., 20/80 ratio) to recover a broad spectrum of bioactive compounds.
Safety
Safety Profile
The Cosmetic Ingredient Review (CIR) Expert Panel has not specifically evaluated SIDERITIS SYRIACA EXTRACT. However, the European Medicines Agency (EMA) recognizes Sideritis syriaca L. (as 'Sideritis herba') for traditional oral use, with no reported side effects for conditions like coughs or mild gastrointestinal discomfort. Safety data from a related species, Sideritis scardica, indicated no acute or repeated-dose oral toxicity in rats (up to 1000 mg/kg bw of a 20% v/v ethanol extract) and was non-mutagenic, generally supporting a favorable safety profile for the genus.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Sideritis Syriaca Extract is a valuable botanical ingredient offering significant antioxidant and anti-inflammatory benefits, with promising preliminary data for anti-aging and antimicrobial properties, making it suitable for a wide range of precision skincare applications.
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