Undecyl Dimethyl Oxazoline
A film former and chelator. It binds metal ions and helps the formula stay on skin. It does not act on skin directly.
Supporting ingredient
It gives a product its texture, stability or shelf life. It has no claimed effect on the skin, so an efficacy tier does not apply. What is known about its safety is below
Tolerability and safety
- Irritation potential
- Low
- Allergen risk
- Low
- Pregnancy
- Safe
- Suitable for
- Normal, Dry, Combination, Oily, Sensitive
About this ingredient
Undecyl Dimethyl Oxazoline is an ingredient with a dual role as film former and chelator. It binds metal ions (such as iron and copper) that speed up oxidation, and helps the formula spread and stay on the skin. On efficacy: a functional ingredient, not a skincare active. By sequestering metals it protects product stability and extends shelf life; the thin film improves spread and feel. It doesn't act directly on the skin or treat any condition. Its value lies entirely in formulation. Topical use during pregnancy and breastfeeding poses no problem; it's used at low levels. Tolerance is good, with low irritation and allergy potential. Suitable for sensitive skin.
Frequently asked questions
Is Undecyl Dimethyl Oxazoline safe during pregnancy?
Undecyl Dimethyl Oxazoline is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
What skin types is Undecyl Dimethyl Oxazoline for?
Undecyl Dimethyl Oxazoline suits: normal, dry, combination, oily, sensitive.
What is Undecyl Dimethyl Oxazoline and what does it do in cosmetics?
A film former and chelator.
What's the INCI name for Undecyl Dimethyl Oxazoline?
The INCI name is Undecyl Dimethyl Oxazoline. It may also appear as: Undecil dimetil oxazolina.
See Undecyl Dimethyl Oxazoline in a product composition right on the store page
The Evigrade extension adds an evidence panel to iHerb, Sephora, Druni and 12 more stores. This ingredient and every other one in the product show evidence-tier, allergen risk and pregnancy/lactation flags at a glance.
Similar role in the formula
Published: · updated: