Disodium Lauriminodipropionate

What is Disodium Lauriminodipropionate?

Disodium lauriminodipropionate is the disodium salt of lauriminodipropionic acid, an amphoteric compound derived from lauric acid, a fatty acid from coconut or palm kernel oil. Chemically, it features an imidazoline ring structure that allows it to act as both anionic and cationic depending on pH, making it uniquely mild. Primarily used in hair care formulations like shampoos, conditioners, and body washes, it functions by reducing surface tension for effective yet gentle dirt removal, generating stable foam for even application, and depositing a conditioning layer on hair shafts to minimize friction and static buildup. Its amphoteric nature enhances compatibility with other surfactants, improving overall product mildness in rinse-off cosmetics.

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.
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.
Foaming
Generates foam during use to help distribute the product and lift soils; typically delivered by surfactants that create stable bubbles under agitation.

Benefits

Provides gentle cleansing without stripping natural oils.

Enhances hair manageability by reducing static and improving smoothness.

Supports stable foaming for better product distribution during use.

Who It's For

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

Who May Benefit Who Should Avoid
People with sensitive scalps seeking mild cleansers.
Those with known allergies to coconut-derived ingredients.
Individuals with dry or frizzy hair needing conditioning benefits.
People experiencing irritation from amphoteric surfactants.
Users of frequent-wash products like daily shampoos.
Individuals preferring completely sulfate-free or minimalist formulas.

Safety Notes

  • Rated low hazard by safety assessments for cosmetic use.
  • Generally well-tolerated in rinse-off products at typical concentrations.

Frequently Asked Questions about Disodium Lauriminodipropionate

What makes it suitable for sensitive skin?

Its amphoteric nature allows gentle cleansing with reduced irritation risk.

Is it effective in hair conditioners?

Yes, it reduces static and improves hair smoothness and manageability.

Can it cause breakouts?

No, it has a comedogenic rating of zero.