Science
Mechanism of Action
This extract operates through a multifaceted mechanism on the skin. It actively inhibits nitric oxide (NO) production, a key inflammatory mediator, and suppresses the activation of crucial signaling pathways such as NF-κB and MAPK. In a dose-dependent manner, it reduces the expression of pro-inflammatory proteins including iNOS, COX-2, TNF-α, IL-6, and IL-1β. Additionally, it exhibits antioxidant activity by effectively scavenging superoxide radicals. Specific compounds found within the extract, such as oridonin and nodosin, have also demonstrated an ability to inhibit melanogenesis.
Research
Clinical Evidence
Medium confidenceN/A
Key findings
- 01 Isolated diterpenoids from Isodon inflexus demonstrated strong inhibitory activity against nitric oxide (NO) production in RAW264.7 lipopolysaccharide (LPS)-activated macrophages at concentrations between 1.0 and 26.5 μM.
- 02 Isolated kaurane diterpenoids exhibited inhibitory effects on TNF-α-induced NF-κB activation at concentrations ranging from 1.91 to 20.15 μM.
- 03 The full extract displayed dose-dependent anti-inflammatory effects in LPS-induced RAW264.7 cells, decreasing NO production and the expression of inflammatory proteins without observed cytotoxicity at concentrations from 12.5 to 100 μg/ml.
- 04 Ethyl acetate and butanol fractions demonstrated significant antioxidant activity via superoxide radical scavenging, with IC50 values of 0.9 μg/mL and 0.2 μg/mL, respectively. These fractions also showed strong NO inhibition and dose-dependent suppression of iNOS, COX-2, TNF-α, IL-6, and IL-1β mRNA expression in RAW 264.7 cells.
Transparency
Dusting Analysis
The Formula
Formulation
Safety
Safety Profile
The ingredient 'ISODON INFLEXUS BRANCH/LEAF EXTRACT' has not been specifically reviewed for safety in cosmetic applications by prominent regulatory bodies such as the Cosmetic Ingredient Review (CIR), Scientific Committee on Consumer Safety (SCCS), or the FDA. While generally described as non-irritating, generic statements for unrated ingredients suggest a potential for irritation, inflammation, or dryness, particularly when combined with other potentially problematic ingredients.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While showcasing promising in vitro anti-inflammatory, antioxidant, and potential brightening effects, comprehensive safety assessments and in vivo human clinical trials are necessary to establish its definitive role and optimal concentration in precision skincare formulations.
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