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Moumoujus

ARNEBIA EUCHROMA ROOT EXTRACT.

Valuable / ANTIMICROBIAL

A potent botanical extract derived from the roots of the Arnebia plant, traditionally valued for its deep pigment and regenerative properties. In modern skincare, it serves as a multifunctional bioactive agent that bridges the gap between intensive wound healing and daily barrier soothing.

Summary

Antimicrobial Skin conditioning Anti-inflammatory Wound healing Natural colorant

Science

Mechanism of Action

The extract operates through its high concentration of naphthoquinone derivatives, specifically shikonin and alkannin. These molecules accelerate cellular repair by stimulating fibroblast proliferation and upregulating collagen bundle synthesis while simultaneously suppressing inflammatory mediators like prostaglandins to calm reactive skin.

Research

Clinical Evidence

High confidence
Effective range 1–20%
Optimal

10%

Key findings

  1. 01 Clinical trials demonstrated that a 10% concentration significantly accelerated wound contraction and improved collagen density compared to control groups.
  2. 02 A 1% topical application was found to drastically reduce pain intensity and speed up tissue repair in human clinical subjects with pressure ulcers.
  3. 03 Comparative studies on thermal burns showed that 10% and 20% concentrations provide high rates of vascular regeneration and successful wound closure.

Transparency

Dusting Analysis

Commonly dusted
Min. effective
1%
Red flag below
0.5%

Because of its intense natural pigmentation and high raw material cost, brands often include it at negligible amounts (below 0.1%) for 'label claims' or natural coloring. However, clinical data suggests a minimum of 1% is required for tangible therapeutic benefit.

The Formula

Formulation

Solubility
Oil
Optimal pH 5 – 9
0 7 14

Stability

The extract is highly pH-sensitive, shifting from red in acidic environments to purple/blue in neutral to alkaline ranges. It is most chemically stable between pH 5 and 9.

Synergies

  • Antioxidants
  • Barrier-repair lipids
  • Soothing agents

Conflicts

  • UV radiation (causes pigment fading)
  • Strong oxidizing agents
  • Extreme alkaline conditions (pH > 10)

Safety

Safety Profile

CIR Status
Not reviewed
Max tested
20%
Pregnancy
Safe
Sensitization risk Low

While not yet formally assessed by the CIR, it is listed in the CosIng database and has shown high biocompatibility and low side-effect profiles in human clinical burn trials up to 20%.

Your Skin

Skin Compatibility

Yes Normal
Yes Dry
Yes Oily
Yes Sensitive
Irritancy Low
Comedogenicity Low

Our Assessment

Verdict

Valuable

An exceptional botanical for compromised skin barriers and inflammatory conditions, provided it is formulated at clinically relevant concentrations and protected from light.

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