Science
Mechanism of Action
The fermentation by Bacillus microbes increases the bioavailability of Tryptanthrin, a potent alkaloid that downregulates pro-inflammatory cytokines such as IL-1 and TNF-alpha. Furthermore, the filtrate delivers a concentrated profile of amino acids and bioflavonoids like Kaempferol, which simultaneously reinforce the skin's Natural Moisturizing Factors (NMF) and neutralize oxidative stress.
Research
Clinical Evidence
High confidence1%
Key findings
- 01 A 6-week randomized, double-blind trial on 48 subjects showed a 50% reduction in eczema severity and significant improvement in affected body surface area.
- 02 Bio-instrumentation analysis of 40 panelists confirmed a 100% success rate in barrier function improvement and a 95% reduction in visible erythema after a single overnight application.
- 03 In vitro testing demonstrated significant inhibition of S. aureus colonization, a common trigger for sensitive skin flare-ups.
Transparency
Dusting Analysis
While this ingredient is effective at 1.0%, many mass-market 'soothing' products include it at trace amounts purely for marketing claims. Efficacy for barrier repair and redness reduction requires the 1.0% clinical threshold.
The Formula
Formulation
Stability
Offers superior thermal and UV stability compared to raw indigo extracts. Protect from strong oxidizers to maintain antioxidant potency.
Synergies
- Ceramides
- Glycerin
- Niacinamide
- Panthenol
Conflicts
- Strong oxidizing agents
- Low pH formulations (below 3.5)
- High concentrations of anionic surfactants
Safety
Safety Profile
Recognized by the National Eczema Association (NEA) for its high safety profile in formulations for reactive skin types.
Your Skin
Skin Compatibility
Our Assessment
Verdict
A high-performance biotech ingredient essential for rapid redness reduction and long-term barrier stabilization.
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