PEG-5 Hydrogenated Castor Oil

INCI: PEG-5 HYDROGENATED CASTOR OIL

CAS Number
61788-85-0 (generic for PEG hydrogenated castor oils)
Function
Surfactant, emulsifying agent (W/O emulsifier), solubilizer
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
EU Max Conc. 50%
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR reviewed - safe at concentrations up to 50%; PEG-30 and PEG-40 variants safe up to 100%

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

1,4-Dioxane/EO residue monitoring required (standard for all ethoxylates). Lipophilic W/O emulsifier with low HLB value (~3โ€“4), not suitable as stand-alone emulsifier for O/W systems.

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Concern Level: None

Regulatory Flags

plant-oil peg-ingredient

Frequently Asked Questions

Is PEG-5 Hydrogenated Castor Oil safe in cosmetics?

1,4-Dioxane/EO residue monitoring required (standard for all ethoxylates). Lipophilic W/O emulsifier with low HLB value (~3โ€“4), not suitable as stand-alone emulsifier for O/W systems. The EU classifies PEG-5 Hydrogenated Castor Oil as "permitted". Safety rating: EXCELLENT.

Is PEG-5 Hydrogenated Castor Oil allowed in the EU?

PEG-5 Hydrogenated Castor Oil EU regulatory status: permitted. Maximum allowed concentration: 50%. This is based on EU Regulation 1223/2009 and its amendments.

What does PEG-5 Hydrogenated Castor Oil do in cosmetics?

PEG-5 Hydrogenated Castor Oil functions as: Surfactant, emulsifying agent (W/O emulsifier), solubilizer. It is classified as a cosmetic ingredient in our database. CAS number: 61788-85-0 (generic for PEG hydrogenated castor oils).

What is the Margin of Safety for PEG-5 Hydrogenated Castor Oil?

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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