An amine oxide surfactant used for cleansing, foam boosting and conditioning.
What it is
Stearamine oxide is N,N-dimethyloctadecylamine N-oxide, an amine oxide surfactant with a C18 alkyl chain. CosIng lists it as an antistatic, cleansing and hair-conditioning ingredient and a foam-boosting, hydrotropic and cleansing surfactant.
Where it is used
Found in shampoos, conditioners, shower gels and other hair and cleansing products.
Limits of interpretation
The INCI list shows which ingredients are present, not how much of each. Above 1%, ingredients are listed in descending order of weight; below 1% the order is free.
The label does not show the amount used.
Functions
- Antistatic
- Preventing and/or reducing static electricity by neutralising electrical charge on surfaces.
- Cleansing
- Helping to keep the body surface clean.
- Surfactant – foam boosting
- Increasing foaming capacity and/or stabilize foams in general.
- Hair conditioning
- Enhancing the appearance and feel of hair. Leaving the hair easy to comb, supple, soft and shiny and/or imparting volume, lightness, gloss, texture, etc.
- Surfactant – hydrotrope
- Enhancing the water solubility of another surfactant.
- Surfactant – cleansing
- Wetting body surfaces, emulsifying or solubilizing oils, and suspending soil (generally, such ingredients contribute to the foaming and lathering properties of cleansing products).
EU regulation
This ingredient is not listed in the annexes of Regulation (EC) No 1223/2009 in the CosIng data.

