Myrtrimonium Bromide

Myrtrimonium bromide is a cationic quaternary ammonium compound used as a surfactant and conditioning agent, included in cleansers and some leave-on products to improve slip and texture, with limited evidence for lasting skin effects.
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Ingredient Snapshot

Overview
A conditioning ingredient that leaves skin feeling smoother after cleansing.
Category
Cleansing, Skin Conditioning
Type
Surfactant

Ingredient Ratings

Overall Rating

Fair

Comedogenic Risk

None

Skin Benefits

Leaves skin feeling smoother and can assist with removal of daily grime, though the benefits appear mainly sensory, with limited proof of durable effects.

Uses In Skincare & Cosmetics

Used in face washes, micellar waters, and light lotions to improve slip and after-feel. Also appears in cleansing balms to improve rinse-off.

Comedogenic Rating

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

Safety

Irritation or stinging can occur, particularly around eyes or on damaged skin; rinse-off use tends to be better tolerated. Start with low exposure and discontinue if redness or burning occurs.

Is Myrtrimonium Bromide a Good Ingredient?

It provides slip and a conditioning feel with limited evidence of lasting skin benefits, which is why it rates Fair, and cationic surfactants can irritate, especially in leave-on formats or on compromised skin.

Products with Myrtrimonium Bromide

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