Phytosterols

INCI: PHYTOSTEROLS

CAS Number
85665-33-4
Function
Skin conditioning, hair conditioning, viscosity increasing, skin protectant, antioxidant
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes FDA permitted; CIR Final Report (Jan 2014): safe in present practices of use and concentration; VCRP: 177 leave-on and 215 rinse-off reported uses

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

GMP required to limit impurities (heavy metals, pesticides, PAHs); soy-derived sources may carry trace allergen risk (protein typically less than 0.02โ€“0.44 ยตg/kg after refining); reported use up to 5% in leave-on, 4.1% in rinse-off.

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Concern Level: Low

Regulatory Flags

potential-allergen fda_food_additive

Frequently Asked Questions

Is Phytosterols safe in cosmetics?

GMP required to limit impurities (heavy metals, pesticides, PAHs); soy-derived sources may carry trace allergen risk (protein typically less than 0.02โ€“0.44 ยตg/kg after refining); reported use up to 5% in leave-on, 4.1% in rinse-off. The EU classifies Phytosterols as "permitted". Safety rating: EXCELLENT.

Is Phytosterols allowed in the EU?

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

What does Phytosterols do in cosmetics?

Phytosterols functions as: Skin conditioning, hair conditioning, viscosity increasing, skin protectant, antioxidant. It is classified as a cosmetic ingredient in our database. CAS number: 85665-33-4.

What is the Margin of Safety for Phytosterols?

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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