Magnesium Oleth Sulfate

Magnesium Oleth Sulfate is a surfactant that functions as a cleansing agent and emulsifier in cosmetic formulations. It helps to create lather and effectively remove impurities from the skin and hair. This ingredient is often chosen for its mild cleansing properties.

BenefitMinimal 0.7 / 4

RiskLow 1.1 / 4

Irritation i1.1 / 4

Risk of short-term irritation — stinging, burning, dryness, redness, or discomfort. Common for strong actives, acids, retinoids, fragrances, and harsh surfactants.

Sensitization i0.4 / 4

Risk of allergic contact dermatitis or immune-based reactions. Fragrance allergens, preservatives, botanicals, and some dyes may score here.

Systemic exposure i0.1 / 4

Whether it has meaningful potential to be absorbed into the body at levels that may matter biologically. Most cosmetic ingredients score low unless there is known concern or high exposure.

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

• Gentle cleansing
• Effective lathering
• Emulsifying properties

Things to watch

• Potential for mild irritation
• Can cause dryness in high concentrations

Products with Magnesium Oleth Sulfate

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Frequently asked questions

Is Magnesium Oleth Sulfate a sulfate?

Yes, it is a sulfate-based surfactant, but it is generally considered milder than some other sulfates. Its larger molecular structure contributes to its gentler nature.

Can Magnesium Oleth Sulfate be used in products for sensitive skin?

While it is a milder sulfate, individuals with very sensitive skin should still exercise caution. Patch testing is advisable to ensure no adverse reactions occur.