Good Preservative NOAEL Data

Triclocarban

INCI: TRICLOCARBAN

CAS Number
101-20-2
Function
Preservative
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status restricted
EU Max Conc. 1.5%
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes No specific restrictions

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

10 study endpoints found for Triclocarban. 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
NOAEL 25 mg/kg bw/day oral rat oral REACH
NOAEL >1000 other oral rat oral REACH
NOAEL 75 mg/kg bw/day oral rat oral REACH
LOAEL 250 mg/kg bw/day oral rat oral REACH
LOAEL 250 mg/kg bw/day oral rat oral REACH
NOAEL 100 mg/kg bw/day oral rat oral REACH
LOAEL 2500 mg/kg bw/day oral rat oral REACH
NOEL =25 mg/kg/day oral rat chronic SCCS
NOAEL =95 mg/kg/day oral rat reproductive SCCS
NOAEL =280 mg/kg/day oral rat reproductive SCCS

SCCS NOAEL Values

NOAEL/LOAEL values cited in official SCCS opinions for Triclocarban.

NOAEL LOAEL Route Species Study DA% (SCCS) Opinion
5 mg/kg/day 25 mg/kg/day Oral Rat Subchronic (90-day) (90 days) 100 SCCS/1643/22 (2022)

Expert Verdict

Triclocarban is a preservative and antimicrobial agent with restricted use in the EU at maximum 1.5% concentration and permitted status in the US.

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Concern Level: Moderate

Regulatory Flags

EU Restricted endocrine_disruptor eu_cosing_listed

Frequently Asked Questions

Is Triclocarban safe in cosmetics?

Triclocarban is a preservative and antimicrobial agent with restricted use in the EU at maximum 1.5% concentration and permitted status in the US. The EU classifies Triclocarban as "restricted". Safety rating: GOOD. 10 toxicological study endpoint(s) are available in our database.

Is Triclocarban allowed in the EU?

Triclocarban EU regulatory status: restricted. Maximum allowed concentration: 1.5%. This is based on EU Regulation 1223/2009 and its amendments.

What does Triclocarban do in cosmetics?

Triclocarban functions as: Preservative. It is classified as a Preservative in our database. CAS number: 101-20-2.

What is the Margin of Safety for Triclocarban?

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 Triclocarban?

The NOAEL (No Observed Adverse Effect Level) for Triclocarban is 25 mg/kg bw/day based on a oral study via oral route in rat. A total of 10 study endpoints are available. Source: REACH.

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