Oleth-10 is a synthetic ingredient used in cosmetics primarily as an emulsifier, which helps to mix oil and water components that would otherwise separate.

Is Oleth-10 safe for sensitive skin?

While generally considered safe, some individuals with very sensitive skin may experience mild irritation from ethoxylated ingredients like Oleth-10, especially in higher concentrations.

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Oleth-10

Oleth-10 is a synthetic ethoxylated fatty alcohol derived from oleyl alcohol. It functions primarily as an emulsifier, helping to blend oil and water-based ingredients in cosmetic formulations. It can also act as a surfactant, aiding in cleansing and solubilizing other ingredients.

NoneEmulsifierVeganEvidence: High

BenefitNone 0 / 4

RiskLow 1 / 4

Irritation

Rated by SpottyLabs' ingredient methodology, independent of brands.

Things to watch

Potential for mild irritation in sensitive individuals

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Products with Oleth-10

Moisture Surge 100H Auto‑Replenishing Hydrator (Aloe Bioferment + HA)

Score 4.5 / 5

Rework Putty Matt Finish

Score 3 / 5

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Frequently asked questions

What is Oleth-10?: Oleth-10 is a synthetic ingredient used in cosmetics primarily as an emulsifier, which helps to mix oil and water components that would otherwise separate.
Is Oleth-10 safe for sensitive skin?: While generally considered safe, some individuals with very sensitive skin may experience mild irritation from ethoxylated ingredients like Oleth-10, especially in higher concentrations.