Sodium Cocoamphoacetate

What is Sodium Cocoamphoacetate?

Sodium Cocoamphoacetate is the sodium salt of an amphoacetate derived from coconut-derived fatty acids and aminoacetic acid derivatives. As an amphoteric surfactant, it carries both positive and negative charges, enabling mild interaction with skin and hair. Commonly found in shampoos, body washes, facial cleansers, and baby products, it functions by reducing surface tension to lift dirt and oils while forming stable, creamy foams. Its conditioning properties help smooth hair cuticles, reducing friction for easier detangling. This ingredient excels in rinse-off formulations where gentleness is key, minimizing disruption to the skin's natural barrier compared to harsher anionics.

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

Roles in Formulation

This ingredient serves the following purposes in cosmetic formulations:

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.
Foam booster
Enhances foam volume and creaminess and can stabilize lather, improving sensory feel and perceived cleansing in shampoos and wash-off products.
Foaming
Generates foam during use to help distribute the product and lift soils; typically delivered by surfactants that create stable bubbles under agitation.

Benefits

Delivers soft, creamy lather for enjoyable cleansing experience.

Supports hair manageability by reducing static and tangles.

Cleans effectively yet preserves skin and hair moisture balance.

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 with sensitive or reactive skin seeking mild cleansers.
Those with rare coconut-derived ingredient sensitivities.
Parents looking for gentle formulas for infants and children.
People experiencing irritation from foam-boosting agents.
Users of color-treated or dry hair needing conditioning cleansers.
Individuals preferring completely non-surfactant based products.

Safety Notes

  • Recognized as safe for cosmetic use by regulatory reviews.
  • Exhibits low potential for skin and eye irritation in formulations.

Frequently Asked Questions about Sodium Cocoamphoacetate

Is sodium cocoamphoacetate suitable for baby products?

Yes, its mild nature makes it common in gentle, low-irritation baby shampoos and washes.

Does it cause breakouts on acne-prone skin?

It has a low comedogenic rating, suitable for most skin types without pore-clogging.

What makes it different from other surfactants?

Its amphoteric structure provides balanced cleansing with added conditioning benefits.