Moderate Cosmetic Ingredient NOAEL Data GHS Classified SCCS/CIR Reviewed

Captan

INCI: CAPTAN

CAS Number
133-06-2
Function
N-(Trichloromethylthio)-4-cyclohexene-1,2-dicarboximide; fungicide/pesticide
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status prohibited
๐Ÿ‡บ๐Ÿ‡ธ US Status prohibited
US Notes Not permitted in cosmetics; agricultural pesticide only.

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.

Toxicological Studies

2 study endpoints found for Captan. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOEL 300 mg/kg bw/day oral dog oral REACH
NOEL 110 mg/kg bw/day dermal code:3484 dermal REACH

GHS Hazard Classification

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

Signal Word
WARNING
Pictograms
excl mark;warn; enviro;aqua
Hazard Statements
Causes skin and eye irritation May cause an allergic skin reaction Very toxic to aquatic life
Short-term Exposure Effects
The substance is irritating to the eyes and skin.
Long-term Exposure Effects
Repeated or prolonged contact with skin may cause dermatitis. Repeated or prolonged contact may cause skin sensitization.
Routes of Exposure
The substance can be absorbed into the body by inhalation of its aerosol.

Safety Opinions

Official safety assessments from the Scientific Committee on Consumer Safety (SCCS) and Cosmetic Ingredient Review (CIR).

cir
Verdict: unknown
NOAEL: 12.5 mg/kg/day (not specified)

Expert Verdict

Fungicide with significant toxicity and CMR concerns; prohibited in all cosmetic formulations.

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Concern Level: High

Regulatory Flags

endocrine_disruptor prop65 eu_banned_cosmetics eu_cosing_listed

Frequently Asked Questions

Is Captan safe in cosmetics?

Fungicide with significant toxicity and CMR concerns; prohibited in all cosmetic formulations. The EU classifies Captan as "prohibited". Safety rating: MODERATE. 2 toxicological study endpoint(s) are available in our database. This ingredient has been reviewed by cir.

Is Captan allowed in the EU?

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

What does Captan do in cosmetics?

Captan functions as: N-(Trichloromethylthio)-4-cyclohexene-1,2-dicarboximide; fungicide/pesticide. It is classified as a cosmetic ingredient in our database. CAS number: 133-06-2.

What is the Margin of Safety for Captan?

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.

What is the NOAEL for Captan?

The NOAEL (No Observed Adverse Effect Level) for Captan is 300 mg/kg bw/day based on a oral study via oral route in dog. A total of 2 study endpoints are available. Source: REACH.

Is Captan classified as hazardous under GHS?

Captan carries a GHS signal word of "WARNING". Hazard statements: Causes skin and eye irritation May cause an allergic skin reaction Very toxic to aquatic life. 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 โ€” at cosmetic use concentrations, hazard thresholds may not be met.

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