Trideceth-12 is a polyethylene glycol tridecyl ether classified as a nonionic surfactant and solubilizer for personal care. It's used to work small amounts of oil or fragrance into water, support mild cleansing, and improve oil-in-water emulsion homa
Blends oil and fragrance into water for a milder, even-rinsing cleanse.
Category
Cleansing, Emulsifying
Type
Surfactant
Ratings
Overall Rating
Good
Comedogenic Risk
None
Not typically evaluated for comedogenicity — no standardized rating available.
Our take
Is Trideceth-12 a Good Ingredient?
It rates Good as an effective nonionic surfactant and solubilizer that keeps oil-in-water systems uniform and supports mild cleansing, performing dependably across cleansers and toners. It tends to be gentler than many anionic surfactants while still holding clarity and spread, though it isn't a treatment ingredient.
What it does
Skin Benefits
Improves clarity when mixing oils or scents, helping formulas look uniform, and supports a mild cleanse with smoother spread and easier rinse-off.
Where you'll find it
Uses in Skincare & Cosmetics
Seen in facial cleansers, toners, and body washes, and used in mists or serums to incorporate trace oils or fragrance.
Before you use it
Safety
Typically low irritation, but like most surfactants, it may sting eyes or bother sensitive skin at higher concentrations. Prefer rinse-off or modest leave-on levels; patch test if reactive.