Octyldodeceth-20

What is Octyldodeceth-20?

Octyldodeceth-20 is a synthetic non-ionic surfactant, chemically a polyoxyethylene ether derived from octyldodecanol with 20 ethylene oxide units. This clear, versatile ingredient belongs to the alkyl polyglucoside and ethoxylated alcohol family, commonly used in rinse-off cleansers, shampoos, body washes, and leave-on lotions or creams. It functions by reducing surface tension between oil and water, enabling the formation of micelles that lift dirt and oils for easy rinsing. As an emulsifier, it stabilizes oil-in-water mixtures, preventing separation for smooth textures. Its solubilizing action disperses hydrophobic ingredients like fragrances or oils into aqueous bases, supporting clear formulations such as toners and sprays. Overall, it enhances product stability and sensory feel without residue.

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:

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.

Emulsifying agent

Enables stable mixing of oil and water phases by forming an interfacial film, helping create lotions, creams, and cleansers with consistent texture.

Solubilizing agent

Helps incorporate oils and fragrance into water-based formulas by forming micro-solutions, enabling clear sprays, toners, and micellar products.

Benefits

Provides mild cleansing by forming micelles to remove impurities effectively.

Stabilizes emulsions for consistent lotion and cream textures.

Solubilizes oils and scents in water-based products for clarity.

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 gentle daily cleansers for face or body.	Those with rare allergies to ethoxylated compounds.
Users of emulsions like moisturizers needing stable formulas.	People sensitive to surfactants in high concentrations.
People preferring non-comedogenic ingredients for clearer skin.	Individuals avoiding synthetic ingredients altogether.

Safety Notes

Rated low hazard overall with no significant concerns in cosmetic use.
Non-comedogenic, unlikely to clog pores.

Frequently Asked Questions about Octyldodeceth-20

What is the main function of Octyldodeceth-20?

It acts as a surfactant to cleanse, emulsify, and solubilize ingredients in products.

Is Octyldodeceth-20 comedogenic?

No, it has a comedogenic rating of 0, suitable for pore-friendly routines.

How safe is it for skin?

Low hazard rating indicates it's generally safe in cosmetic concentrations.