Stearamidopropyl Dimethylamine

Stearamidopropyl dimethylamine is a fatty amidoamine widely used in hair and skin products. When protonated, it conditions and detangles hair, while also aiding emulsion formation and spreadability in conditioners, masks, and rich creams.
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Ingredient Snapshot

Overview
A conditioning ingredient that detangles hair and smooths skin.
Category
Emulsifying, Skin Conditioning
Type
Emulsifier

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

It eases combing and reduces tugging, leaving hair feeling softer and more manageable, and also helps products glide uniformly over skin or hair for even coverage.

Uses In Skincare & Cosmetics

It's common in rinse-off and leave-in conditioners, hair masks, and some rich creams where conditioning slip and smooth spread are desired.

Comedogenic Rating

This ingredient is not typically evaluated for comedogenicity, and no standardized rating is available.

Safety

It can irritate skin or eyes in some users, particularly before full neutralization or at higher concentrations. Rinse-off use typically limits exposure; discontinue if redness or stinging develops.

Is Stearamidopropyl Dimethylamine a Good Ingredient?

It rates Good as a widely used conditioning amidoamine that provides slip and emulsification at low levels with generally favorable tolerability when properly neutralized, though occasional sensitivity can occur.