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Moumoujus

AMIDINOCYSTEINYL HYDROLYZED KERATIN.

Insufficient Data / ASTRINGENT, FILM FORMING, HAIR CONDITIONING, HAIR WAVING OR STRAIGHTENING

AMIDINOCYSTEINYL HYDROLYZED KERATIN acts as a skin astringent and film-forming agent. It temporarily contracts skin tissues and pores, enhancing skin texture.

Summary

astringent film forming

Science

Mechanism of Action

This reaction product of amidinocysteine and hydrolyzed keratin constricts skin and pores, possibly via protein interactions or its polar amidino group. It also deposits a protective film on the skin's surface.

Research

Clinical Evidence

Low confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

The Formula

Formulation

Solubility
Water
Optimal pH 4 – 6
0 7 14

Stability

Stable in slightly acidic to neutral pH (4.0-6.0), its protein structure may denature at extreme pH values.

Conflicts

  • strong oxidizing agents
  • anionic surfactants

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Unknown

Listed in EU CosIng without specific skin concentration restrictions. However, related amidinocysteine compounds are often regulated in hair waving/straightening products.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Insufficient Data

This ingredient offers astringent and film-forming benefits for skin, but lacks comprehensive safety and clinical efficacy data for precision skincare applications.

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References

Sources