Polysorbate 40

Polysorbate 40 is a nonionic surfactant and emulsifier from the polysorbate family. It solubilizes oils and fragrances in water-based systems, supports gentle cleansing, and stabilizes lotions, sprays, and serums.
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Ingredient Snapshot

Overview
An emulsifier that blends oils and fragrance into watery formulas.
Category
Emulsifying, Cleansing
Type
Emulsifier

Ingredient Ratings

Overall Rating

Good

Comedogenic Risk

None

Skin Benefits

Helps disperse oils and fragrance evenly in water-based formulas for clear, uniform products. Supports mild cleansing without leaving skin feeling stripped.

Uses In Skincare & Cosmetics

Used in facial mists, toners, and serums to keep essential oils uniformly mixed. Also added to micellar waters and gentle cleansers to aid rinse-off.

Comedogenic Rating

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

Safety

Usually well tolerated, but mild irritation is possible, especially at higher use levels or when carrying fragrances/essential oils. Patch testing is sensible for very sensitive skin.

Is Polysorbate 40 a Good Ingredient?

Good, due to its dependable solubilizing and emulsifying action that supports mild cleansing and clear, uniform formulas, with generally low irritation. It’s not rated Great because benefits are primarily formulation-focused rather than delivering direct skin-active effects.

Products with Polysorbate 40

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