Hydroxyphenoxy Propionic Acid

INCI: HYDROXYPHENOXY PROPIONIC ACID

CAS Number
94050-90-5
Function
Skin conditioning
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes No specific CFR restriction; no CIR review. Classified for R&D use only by some suppliers.

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

GHS H318 classification indicates serious eye damage hazard (Eye Dam. 1). Critical safety concern for leave-on products applied near eye area. No occupational exposure limits established; some suppliers label as R&D-only, not cosmetic-grade.

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Concern Level: High

Frequently Asked Questions

Is Hydroxyphenoxy Propionic Acid safe in cosmetics?

GHS H318 classification indicates serious eye damage hazard (Eye Dam. 1). Critical safety concern for leave-on products applied near eye area. No occupational exposure limits established; some suppliers label as R&D-only, not cosmetic-grade. The EU classifies Hydroxyphenoxy Propionic Acid as "permitted". Safety rating: MODERATE.

Is Hydroxyphenoxy Propionic Acid allowed in the EU?

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

What does Hydroxyphenoxy Propionic Acid do in cosmetics?

Hydroxyphenoxy Propionic Acid functions as: Skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 94050-90-5.

What is the Margin of Safety for Hydroxyphenoxy Propionic Acid?

not established 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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