Science
Mechanism of Action
This extract is believed to contain saponins, which act as a 'soapy component' to aid in cleansing irritants, such as urushiol from poison ivy, from the skin surface. It exhibits antipruritic (anti-itching) properties and has demonstrated antimicrobial and antifungal activities. Lawsone, a compound present in *Impatiens* species, may contribute to antihistamine and anti-inflammatory effects. Ethanol extracts of *Impatiens capensis* have also displayed antioxidant activity.
Research
Clinical Evidence
Low confidenceN/A
Transparency
Dusting Analysis
Given that clinical trials indicate Impatiens capensis extracts were ineffective in mitigating poison ivy dermatitis, there is no established effective topical concentration against which to assess potential 'dusting.' The traditional benefits often attributed to the plant may be derived from fresh preparations or components not adequately captured or delivered by standard extracts at typical cosmetic concentrations.
The Formula
Formulation
Stability
No specific optimal pH range for stability in skincare formulations has been identified. Varying extraction methods, including aqueous, ethanol, and oil extractions, suggest the presence of components with diverse solubilities, offering flexibility in formulation solvent choices.
Safety
Safety Profile
Impatiens capensis Extract has 'No Reported Uses' in the FDA's Voluntary Cosmetics Reporting Program, indicating no formal review action by the Cosmetic Ingredient Review (CIR) or assessment by the U.S. Food and Drug Administration (FDA) regarding its safety or effectiveness as a cosmetic ingredient. While traditional topical applications generally report no known contraindications, some individuals may exhibit sensitivity to jewelweed, potentially leading to a more severe rash. Internal consumption of Impatiens spp. tea has been associated with digestive upset, vomiting, and diuresis.
Your Skin
Skin Compatibility
Our Assessment
Verdict
While traditionally utilized for skin irritation and possessing documented antioxidant, antimicrobial, and anti-itching properties in general, Impatiens capensis extract has demonstrated a lack of efficacy in clinical trials for its primary traditional use (poison ivy dermatitis), making its consistent benefits as a topical extract questionable without further robust evidence.
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References
Sources