Moderate Cosmetic Ingredient NOAEL Data

ACID RED 27

CAS Number
915-67-3
Function
Hair Dyeing
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status Restricted
EU Max Conc. II/1350 (Acid Red 27; CI 16185: when used as a substance in hair dye products)
🇺🇸 US Status Not specifically regulated

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

Toxicological Studies

5 study endpoints found for ACID RED 27. 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 47 mg/kg bw/day oral rat oral REACH
NOAEL 0.1 other dermal code:3543 dermal REACH
NOAEL 1260 mg/kg bw/day oral rat oral REACH
NOAEL 50 mg/kg bw/day oral mouse oral REACH
NOAEL 2462 mg/kg bw/day oral rat oral REACH

Expert Verdict

ACID RED 27 is listed in the EU CosIng database with functions: Hair Dyeing It is restricted under EU Cosmetics Regulation. Restriction: II/1350 (Acid Red 27; CI 16185: when used as a substance in hair dye products).

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Concern Level: Medium

Regulatory Flags

cosing-sourced eu-restricted needs-enrichment eu_banned_cosmetics eu_children_restricted fda_food_additive eu_cosing_listed

Frequently Asked Questions

Is ACID RED 27 safe in cosmetics?

ACID RED 27 is listed in the EU CosIng database with functions: Hair Dyeing It is restricted under EU Cosmetics Regulation. Restriction: II/1350 (Acid Red 27; CI 16185: when used as a substance in hair dye products). The EU classifies ACID RED 27 as "Restricted". Safety rating: MODERATE. 5 toxicological study endpoint(s) are available in our database.

Is ACID RED 27 allowed in the EU?

ACID RED 27 EU regulatory status: Restricted. Maximum allowed concentration: II/1350 (Acid Red 27; CI 16185: when used as a substance in hair dye products). This is based on EU Regulation 1223/2009 and its amendments.

What does ACID RED 27 do in cosmetics?

ACID RED 27 functions as: Hair Dyeing. It is classified as a cosmetic ingredient in our database. CAS number: 915-67-3.

What is the NOAEL for ACID RED 27?

The NOAEL (No Observed Adverse Effect Level) for ACID RED 27 is 47 mg/kg bw/day based on a oral study via oral route in rat. A total of 5 study endpoints are available. Source: REACH.

Compliance Tools

Check ACID RED 27 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
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
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Heavy Metal Limits
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