Phytosteryl Isostearate

INCI: PHYTOSTERYL ISOSTEARATE

CAS Number
Not assigned (China CFDA lists "0")
Function
Hair conditioning, skin conditioning
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR: safe as used (2014); FDA VCRP: 15 leave-on, 1 rinse-off reported

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

Max reported use: 3% leave-on (lipstick), 0.5% rinse-off, 0.5% eye makeup. China max historical use: 4%.

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Concern Level: None

Frequently Asked Questions

Is Phytosteryl Isostearate safe in cosmetics?

Max reported use: 3% leave-on (lipstick), 0.5% rinse-off, 0.5% eye makeup. China max historical use: 4%. The EU classifies Phytosteryl Isostearate as "permitted". Safety rating: EXCELLENT.

Is Phytosteryl Isostearate allowed in the EU?

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

What does Phytosteryl Isostearate do in cosmetics?

Phytosteryl Isostearate functions as: Hair conditioning, skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (China CFDA lists "0").

What is the Margin of Safety for Phytosteryl 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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