Lauryl Hydroxysultaine

Benefits
Hair ConditioningCleansing

What is Lauryl Hydroxysultaine?

Lauryl Hydroxysultaine is a synthetic zwitterionic surfactant featuring a sultaine functional group attached to a 12-carbon lauryl chain, often sourced from coconut-derived fatty alcohols. This structure gives it both positive and negative charges, enabling mild behavior across a wide pH range. Primarily found in shampoos, body washes, and facial cleansers, it acts by lowering surface tension to remove dirt and oils while producing rich, stable foam. Its amphoteric nature allows compatibility with anionic and cationic ingredients, reducing irritation potential compared to harsher surfactants. It also contributes to product viscosity and enhances sensory qualities like creaminess, making it ideal for everyday rinse-off formulations that prioritize gentleness without compromising cleaning efficacy.

Comedogenic Rating 0/5 Low risk of clogging pores
EWG Safety Rating 1 View on EWG →
PubChem View on PubChem →

Roles in Formulation

This ingredient serves the following purposes in cosmetic formulations:

Antistatic agent
Reduces static electricity and flyaways by improving surface conductivity, enhancing hair manageability and smoothness in conditioners and styling products.
Hair conditioning
Improves softness, shine, and manageability by reducing friction and static; commonly achieved with cationic agents, silicones, oils, or conditioning polymers.
Skin conditioning agent
Maintains skin softness, smoothness, and flexibility.
Surfactant
Lowers surface tension to enable cleansing, emulsifying, and foaming; central to shampoos, body washes, and many emulsions and micellar systems.
Cleansing agent
Removes dirt, oil, and impurities by lowering surface tension and forming micelles, enabling soils to be lifted and rinsed away from skin, hair, or teeth.
Foam booster
Enhances foam volume and creaminess and can stabilize lather, improving sensory feel and perceived cleansing in shampoos and wash-off products.
Viscosity controlling agent
Adjusts thickness to the desired level for stability and usability, improving dispensing, suspension, and texture across many formulation types.

Benefits

Delivers effective cleansing by forming micelles that lift away impurities.

Boosts foam quality for a luxurious lather in wash products.

Supports hair and skin conditioning by reducing static and improving smoothness.

Who It's For

A quick guide for who this ingredient may suit (and who should be cautious).

Who May Benefit Who Should Avoid
Individuals seeking sulfate-free, mild cleansers for daily use.
Users with rare sensitivities to amphoteric surfactants.
People with normal to dry hair needing added manageability.
Individuals experiencing irritation from similar cleansing agents.
Those preferring products with enhanced foam and texture.
People preferring completely non-surfactant based formulas.

Safety Notes

  • Recognized as safe for use in cosmetics at typical concentrations.
  • Exhibits low comedogenic potential, unlikely to clog pores.

Frequently Asked Questions about Lauryl Hydroxysultaine

What makes Lauryl Hydroxysultaine mild?

Its zwitterionic structure allows gentle cleansing across pH levels with low irritation risk.

Is it suitable for sensitive skin?

Yes, it's often used in mild formulations due to its compatible, non-stripping nature.

Does it help with hair manageability?

It reduces static and friction, improving softness and ease of styling.