Snapshot
- Overview
- An emulsifier that blends oils and fragrance into watery formulas.
- Category
- Emulsifying, Cleansing
- Type
- Emulsifier
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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Our take
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.
What it does
Skin Benefits
Helps disperse oils and fragrance evenly in water-based formulas for clear, uniform products. Supports mild cleansing without leaving skin feeling stripped.
Where you'll find it
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.
Before you use it
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.
Products with Polysorbate 40
