C11-13 Isoalkane

C11-13 Isoalkane is a branched, low-viscosity hydrocarbon solvent commonly included in personal care formulations. It's used to create a lightweight, non-greasy texture, improve spreadability, and evaporate cleanly for quick-dry or transfer-resistant finishes.
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Ingredient Snapshot

Overview
A quick-drying solvent for a lightweight, non-greasy finish.
Category
Tone/Texture
Type
Solvent

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Provides a fast-vanishing solvent slip that helps formulas feel dry-touch within seconds, and helps pigments lay down evenly while minimizing tack.

Uses In Skincare & Cosmetics

Used in primers, long-wear foundations, spray sunscreens, and transfer-resistant makeup for a lightweight finish.

Comedogenic Rating

This ingredient has a comedogenic rating of 0. It is considered non-comedogenic and has little to no likelihood of clogging pores.

Safety

Generally low irritation risk; as a volatile solvent it may temporarily dry or irritate sensitive skin or eyes. Avoid inhaling mists from spray applications.

Is C11-13 Isoalkane a Good Ingredient?

It provides lightweight slip and fast dry-down with a solid safety record in leave-on makeup, and it typically doesn't clog pores, which earns it a Good rating.