Poor Cosmetic Ingredient GHS Classified

Deltamethrin

INCI: DELTAMETHRIN

CAS Number

52918-63-5

Function

Synthetic pyrethroid insecticide/pesticide

Safety Rating

POOR

Regulatory Status

🇪🇺 EU Status prohibited

🇺🇸 US Status prohibited

US Notes Not permitted for cosmetic use. Regulated as a pesticide under FIFRA/EPA; not approved for cosmetic application.

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

Safety Data

Margin of Safety (MoS)

not established

Dermal Absorption

high

Sensitization

high

Calculate MoS for your specific formulation with the MoS Calculator.

GHS Hazard Classification

Globally Harmonized System classification per ECHA C&L inventory and ILO/WHO International Chemical Safety Cards.

Signal Word

DANGER

Pictograms

skull;toxic; cancer;health haz; enviro;aqua

Hazard Statements

Toxic if swallowed or if inhaled Causes mild skin irritation Causes eye irritation Causes damage to central nervous system May cause respiratory irritation Very toxic to aquatic life with long lasting effects

Short-term Exposure Effects

The substance is irritating to the eyes, skin and respiratory tract. The substance may cause effects on the nervous system. The effects may be delayed. Exposure through the skin could cause local effects, including sensations such as tingling, itching or burning.

Routes of Exposure

The substance can be absorbed into the body by inhalation and by ingestion.

Expert Verdict

Deltamethrin is a pesticide prohibited for cosmetic use. Classified as toxic (Acute oral Category 2), skin irritant (Category 2), severe eye irritant (Category 2A), endocrine disruptor, and very toxic to aquatic life.

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Concern Level: High

Regulatory Flags

endocrine_disruptor

Frequently Asked Questions

Is Deltamethrin safe in cosmetics?

Is Deltamethrin allowed in the EU?

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

What does Deltamethrin do in cosmetics?

Deltamethrin functions as: Synthetic pyrethroid insecticide/pesticide. It is classified as a cosmetic ingredient in our database. CAS number: 52918-63-5.

What is the Margin of Safety for Deltamethrin?

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.

Is Deltamethrin classified as hazardous under GHS?

Deltamethrin carries a GHS signal word of "DANGER". Hazard statements: Toxic if swallowed or if inhaled Causes mild skin irritation Causes eye irritation Causes damage to central nervous system May cause respiratory irritation Very toxic to aquatic life with long lasting effects. This classification is based on the ILO/WHO International Chemical Safety Card and ECHA C&L inventory data. Note: GHS classification applies to the pure substance — at cosmetic use concentrations, hazard thresholds may not be met.

Compliance Tools

Check Deltamethrin compliance across multiple jurisdictions:

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Ingredient Decoder

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82 Allergen Checker

Check for EU declarable fragrance allergens

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Substance Compliance

Check compliance across 55 jurisdictions

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MoS Calculator

Calculate Margin of Safety using SCCS methodology

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Heavy Metal Limits

Compare limits across jurisdictions

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