Good Emulsifier

Sorbitan Oleate

INCI: SORBITAN OLEATE

CAS Number
37318-79-9
Function
Emulsifier; W/O co-emulsifier; stabilizer
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR assessed sorbitan esters as safe as used. Non-ethoxylated โ€” no 1,4-dioxane concern. HLB 4.3 positions as W/O emulsifier. COSMOS-eligible (no PEG). Often paired with Polysorbate 80 to achieve target HLB for O/W systems.

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Non-ethoxylated sorbitan oleate ester (Span 80) with HLB 4.3 for W/O emulsification. CIR confirmed safe, PEG-free, COSMOS/ECOCERT eligible, with no 1,4-dioxane concern.

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Concern Level: None

Regulatory Flags

non-ethoxylated peg-free cosmos w-o-emulsifier hlb-blending

Frequently Asked Questions

Is Sorbitan Oleate safe in cosmetics?

Non-ethoxylated sorbitan oleate ester (Span 80) with HLB 4.3 for W/O emulsification. CIR confirmed safe, PEG-free, COSMOS/ECOCERT eligible, with no 1,4-dioxane concern. The EU classifies Sorbitan Oleate as "permitted". Safety rating: GOOD.

Is Sorbitan Oleate allowed in the EU?

Sorbitan Oleate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sorbitan Oleate do in cosmetics?

Sorbitan Oleate functions as: Emulsifier; W/O co-emulsifier; stabilizer. It is classified as a Emulsifier in our database. CAS number: 37318-79-9.

What is the Margin of Safety for Sorbitan Oleate?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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