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Moumoujus

DIOSCOREA JAPONICA ROOT POWDER.

Valuable / SKIN CONDITIONING

Dioscorea Japonica Root Powder, derived from the Japanese yam, is recognized for its multifaceted benefits in skin conditioning. Rich in antioxidants and bioactive compounds, it is observed to support skin hydration, promote regeneration, and offer soothing properties, contributing to a more resilient and youthful complexion.

Summary

skin conditioning moisturizing anti-inflammatory soothing skin regeneration antioxidant collagen boosting barrier strengthening

Science

Mechanism of Action

Dioscorea Japonica Root Extract operates through several pathways to enhance skin health. Its high content of vitamin C, antioxidants, and bioactive compounds enables it to neutralize free radicals, protecting skin cells and DNA from environmental damage. It is understood to stimulate collagen production, which helps to reinforce skin structure and minimize the appearance of fine lines. Additionally, it strengthens the skin's natural protective barrier, improving resistance to external stressors like pollution and UV rays. Bioactive phenols, such as paeonol, contribute to its anti-inflammatory and soothing effects, particularly beneficial for alleviating dry skin conditions and reducing irritation.

Research

Clinical Evidence

Medium confidence
Effective range N/A
Optimal

N/A

Key findings

  1. 01 Dioscorea Aimadoimo extracts (LDA and HDA) increased human dermal fibroblast neonatal (HDFn) cell proliferation by 109.7% and 114% respectively, suggesting potential for skin regeneration.
  2. 02 Dioscorea Aimadoimo extracts (LDA and HDA) demonstrated SOD-like antioxidant activities of 23% and 34% respectively, indicating capacity to neutralize free radicals.
  3. 03 Topical application of Dioscorea Aimadoimo extracts (LDA and HDA) significantly increased skin water content by 45.63% and 38.65% respectively, compared to a placebo cream, highlighting moisturizing benefits.

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Unknown
Optimal pH N/A
0 7 14

Safety

Safety Profile

CIR Status
Not reviewed
Max tested
57%
Sensitization risk Low

Generally considered safe for cosmetic use by regulatory authorities like the European Union. While a specific CIR review for Dioscorea Japonica Root Powder is unavailable, the CIR Expert Panel deemed Dioscorea Villosa (Wild Yam) Root Extract safe at up to 3.5% diosgenin. Rare instances of allergic reactions such as skin rashes or itching have been reported in sensitive individuals. The Environmental Working Group (EWG) notes a low concern for endocrine disruption.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Valuable

Dioscorea Japonica Root Powder is a valuable ingredient, offering moisturizing, anti-aging, and soothing benefits, supported by a favorable safety profile and broad skin compatibility.

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