Isopropyl Isostearate

INCI: ISOPROPYL ISOSTEARATE

CAS Number
68171-33-5 (mixture)
Function
Binding, emollient, moisturizing, skin conditioning
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” individually reviewed by CIR and found safe as used; reaffirmed 2007

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Low comedogenic rating; at most slight skin irritation reported in healthy subjects at full concentration; well-established safety profile with decades of use

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Concern Level: Low

Frequently Asked Questions

Is Isopropyl Isostearate safe in cosmetics?

Low comedogenic rating; at most slight skin irritation reported in healthy subjects at full concentration; well-established safety profile with decades of use The EU classifies Isopropyl Isostearate as "permitted". Safety rating: EXCELLENT.

Is Isopropyl Isostearate allowed in the EU?

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

What does Isopropyl Isostearate do in cosmetics?

Isopropyl Isostearate functions as: Binding, emollient, moisturizing, skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 68171-33-5 (mixture).

What is the Margin of Safety for Isopropyl Isostearate?

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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