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Moumoujus

KUSHENOLS/KURARINONE.

Valuable / ANTIOXIDANT, BLEACHING

Kushenols and Kurarinone are potent bioactive compounds extracted from the Sophora flavescens plant, historically valued in traditional medicine. These molecules demonstrate significant anti-inflammatory and antioxidant properties, offering a multi-faceted approach to protecting skin from damage and mitigating inflammatory conditions.

Summary

Anti-inflammatory Antioxidant Skin Barrier Support Collagen Boosting Soothing UVB Damage Protection (pre-clinical) Anti-psoriasis (pre-clinical) Anti-atopic dermatitis (pre-clinical)

Science

Mechanism of Action

Kushenols/Kurarinone operate by modulating crucial cellular pathways involved in inflammation and oxidative stress. They actively suppress the proliferation and differentiation of pro-inflammatory Th1 and Th17 cells, and inhibit key inflammatory mediators such as COX-1 and 5-lipoxygenase. Their protective action also involves activating the KEAP1/Nrf2 pathway, leading to an upregulation of endogenous antioxidant enzymes, including heme oxygenase-1. Furthermore, these compounds regulate various kinase signaling pathways like JAK/STAT, PI3K/Akt, and p38 MAPK, reduce matrix metalloproteinase-1 expression, and promote Type I collagen synthesis, thereby contributing to skin barrier health and overall skin resilience.

Research

Clinical Evidence

Medium confidence
Effective range N/A
Optimal

N/A

Key findings

  1. 01 Oral administration of Kurarinone at 100 mg/kg/day significantly reduced arthritis severity, pro-inflammatory cytokines (TNF-α, IL-6, IFN-γ, IL-17A), and T cell proliferation in a collagen-induced arthritis mouse model, highlighting its anti-inflammatory and antioxidant efficacy.
  2. 02 Kushenol C protected mouse skin against UVB-induced damage by suppressing inflammation and oxidative stress, leading to reduced epidermal hyperplasia, decreased collagen degradation, inhibited mast cell infiltration, lower serum TNF-α and IL-6 levels, and increased Type I collagen expression.
  3. 03 Oral Kushenol F demonstrated potential therapeutic effects for atopic dermatitis and attenuated inflammatory responses in imiquimod-induced psoriasis-like lesions in mice, primarily by regulating metabolic pathways and cytokine secretion.

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Oil
Optimal pH N/A
0 7 14

Stability

For optimal stability and efficacy, protect formulations containing Kushenols/Kurarinone from light exposure.

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Unknown

No specific safety assessments by major regulatory bodies such as CIR, SCCS, or FDA for Kushenols/Kurarinone have been identified. The referenced CIR document pertains to Basic Blue 99 and not to this ingredient.

Your Skin

Skin Compatibility

Yes Normal
Yes Dry
No Oily
Yes Sensitive
Irritancy Unknown
Comedogenicity Unknown

Our Assessment

Verdict

Valuable

Kushenols/Kurarinone are valuable bioactives exhibiting robust anti-inflammatory and antioxidant mechanisms, with promising preclinical data for addressing diverse skin concerns, though further human topical efficacy and safety data are needed.

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References

Sources