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HYDROXYCETYL HYDROXYETHYL DIMONIUM CHLORIDE.

Questionable CAS 84643-53-8 / ANTISTATIC, HAIR CONDITIONING

HYDROXYCETYL HYDROXYETHYL DIMONIUM CHLORIDE is a quaternary ammonium salt primarily recognized for its antistatic and hair conditioning properties. It effectively neutralizes electrical charges on surfaces and enhances hair texture, making it softer, shinier, and easier to manage. In formulation, it can contribute to a product's overall texture, stability, and ingredient penetration.

Summary

antistatic hair conditioning

Science

Mechanism of Action

This compound primarily functions by depositing a positive charge onto surfaces, thereby neutralizing static electricity. For hair, it adsorbs onto the negatively charged hair shaft, smoothing the cuticle and imparting softness, shine, and detangling benefits. While its direct mechanism on skin for therapeutic effects is not thoroughly documented, its presence in cosmetic formulations can influence the product's physicochemical properties, potentially aiding in the delivery or stability of other active ingredients.

Research

Clinical Evidence

Low confidence
Effective range N/A
Optimal

N/A

Transparency

Dusting Analysis

Not commonly dusted

There is no evidence to suggest that HYDROXYCETYL HYDROXYETHYL DIMONIUM CHLORIDE is commonly 'dusted' or overused in formulations due to specific perceived benefits beyond its functional role as an antistatic or conditioning agent.

The Formula

Formulation

Solubility
Unknown
Optimal pH N/A
0 7 14

Stability

Specific optimal pH ranges or detailed stability data for HYDROXYCETYL HYDROXYETHYL DIMONIUM CHLORIDE are not readily available. General industry notes suggest it may present aesthetic or stability challenges that could limit its application in certain formulations.

Safety

Safety Profile

CIR Status
Not reviewed
Sensitization risk Moderate

A direct CIR safety assessment for HYDROXYCETYL HYDROXYETHYL DIMONIUM CHLORIDE is currently unavailable, though related 'Fatty Amidopropyl N,N-Dimethyl-2-Hydroxyethylammonium Chlorides' have undergone review. A product safety assessment indicated it is 'not expected to cause skin irritation following prolonged or repeated use' but noted the presence of 'low levels of substances ... known to cause an allergic reaction.' The Environmental Working Group (EWG) assigns a 'D' hazard score, citing 'SOME' concern for Skin Allergies & Irritation and 'LOW_MODERATE' concern for allergies & immunotoxicity. As a quaternary ammonium salt, it falls into a class of compounds where some general studies (not specific to this ingredient) have indicated potential concerns regarding reproductive toxicity in animals, impact on cholesterol biosynthesis, and altered neurodevelopment in cellular models.

Your Skin

Skin Compatibility

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

Our Assessment

Verdict

Questionable

While HYDROXYCETYL HYDROXYETHYL DIMONIUM CHLORIDE offers benefits for hair conditioning and static reduction, there is insufficient data to support its direct efficacy for precision skincare applications, and potential concerns regarding skin sensitization and broader safety considerations for quaternary ammonium compounds warrant caution.

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