Science
Mechanism of Action
Palmatine modulates inflammatory responses by inhibiting bacterial proliferation and suppressing key inflammatory mediators like IL-8, IL-1 alpha, and VEGF within human keratinocytes. It further promotes skin health by activating the LKB1/AMPK autophagy pathway, which aids in mitigating cellular damage and regulating essential autophagic proteins. These actions collectively reduce inflammation, pruritus, and cytokine release, alongside providing antioxidant protection.
Research
Clinical Evidence
Medium confidence0.02%
Key findings
- 01 A 0.02% (w/w) topical formulation of palmatine demonstrated symptomatic improvement and favorable tolerability for individuals with rosacea and related red face conditions.
Transparency
Dusting Analysis
The Formula
Formulation
Safety
Safety Profile
While a 0.02% topical concentration has shown efficacy and good tolerance in specific clinical studies, a comprehensive CIR or SCCS safety assessment for cosmetic use is currently unavailable. Broader pharmacological data indicates concerns regarding 'obvious DNA toxicity' and complex interactions with liver metabolic enzymes. Acute oral and subcutaneous toxicity (LD50 values of 1533.68 mg/kg and 135 mg/kg in mice, respectively) have also been reported, highlighting the necessity for rigorous dermatological safety evaluations for cosmetic applications.
Your Skin
Skin Compatibility
Our Assessment
Verdict
Despite demonstrating anti-inflammatory and antioxidant benefits with clinical efficacy at 0.02% for rosacea, the significant lack of dedicated cosmetic safety assessments and reported DNA toxicity concerns render Palmatine highly questionable for general skincare formulation.
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