Excellent Emulsifier

Polyglyceryl-4 Caprate

INCI: POLYGLYCERYL-4 CAPRATE

CAS Number
160391-93-5
Function
Solubilizer; emulsifier; cleansing agent
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes PEG-free alternative to polysorbates for fragrance and active solubilization. COSMOS/ECOCERT eligible. No 1,4-dioxane concern โ€” produced without ethoxylation. Emerging clean-beauty emulsifier replacing Polysorbate 20 in COSMOS-certified formulations. Comparable solubilization performance without ethoxylation-derived concerns.

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

PEG-free, non-ethoxylated polyglyceryl ester emulsifier with excellent safety profile and comparable solubilization performance to Polysorbate 20, offering COSMOS/ECOCERT eligibility for certified-organic formulations without 1,4-dioxane manufacturing concerns.

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Concern Level: None

Regulatory Flags

non-ethoxylated peg-free cosmos ecocert solubilizer polysorbate-alternative clean-beauty

Frequently Asked Questions

Is Polyglyceryl-4 Caprate safe in cosmetics?

PEG-free, non-ethoxylated polyglyceryl ester emulsifier with excellent safety profile and comparable solubilization performance to Polysorbate 20, offering COSMOS/ECOCERT eligibility for certified-organic formulations without 1,4-dioxane manufacturing concerns. The EU classifies Polyglyceryl-4 Caprate as "permitted". Safety rating: EXCELLENT.

Is Polyglyceryl-4 Caprate allowed in the EU?

Polyglyceryl-4 Caprate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Polyglyceryl-4 Caprate do in cosmetics?

Polyglyceryl-4 Caprate functions as: Solubilizer; emulsifier; cleansing agent. It is classified as a Emulsifier in our database. CAS number: 160391-93-5.

What is the Margin of Safety for Polyglyceryl-4 Caprate?

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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