C18-38 Alkyl Hydroxystearoyl Stearate

C18-38 Alkyl Hydroxystearoyl Stearate is a synthetic waxy ester from stearic and hydroxystearic sources. It delivers velvety glide, uniform payoff in sticks and creams, added cushion, light film formation, and a moisture-sealing finish.
Like this ingredient?

Snapshot

Overview
A waxy ester that helps makeup glide on evenly and softly.
Category
Barrier Support, Skin Conditioning, Tone/Texture
Type
Emollient

Ratings

Overall Rating

Good

Comedogenic Risk

Low

Very low likelihood of clogging pores.

Is C18-38 Alkyl Hydroxystearoyl Stearate a Good Ingredient?

It provides smooth glide, uniform payoff, and a comfortable film that reduces moisture loss, which earns it a Good rating; its role is primarily formulation performance, with limited evidence for direct skin-corrective effects.

Skin Benefits

Helps color apply evenly and gives skin a softly polished feel, and aids in keeping skin feeling comfortable by minimizing dryness.

Uses in Skincare & Cosmetics

Common in balm sticks, cream compacts, and lip balms for uniform laydown, and also found in primers and anhydrous salves to improve glide and payoff.

Safety

Low likelihood of irritation for most users due to its waxy ester nature. Rare individuals may experience mild sensitivity; discontinue use if redness or discomfort occurs.