Moderate Cosmetic Ingredient NOAEL Data

Atelocollagen

INCI: ATELOCOLLAGEN

CAS Number
9007-34-5
Function
Skin conditioning
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Allowed - CIR (Cosmetic Ingredient Review) Expert Panel concluded it is safe in present practices of use and concentration as part of their assessment of skin and connective tissue-derived proteins

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 Atelocollagen. 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 10000 mg/kg bw/day oral rat Subchronic COSMOS_DB
NOAEL 10000 mg/kg bw/day oral rat Subchronic COSMOS_DB

Expert Verdict

Animal-derived (typically bovine or porcine), raising BSE/TSE sourcing considerations - suppliers must provide certificates of origin from BSE-free countries; the telopeptide removal process significantly reduces immunogenicity compared to native collagen; acute oral toxicity LD50 > 20 mL/kg (rat). Produced by enzymatic (pepsin) treatment of native collagen to cleave the immunogenic telopeptide regions while preserving the triple-helix structure; lower molecular weight than intact collagen al...

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Concern Level: High

Regulatory Flags

fda_food_additive

Frequently Asked Questions

Is Atelocollagen safe in cosmetics?

Animal-derived (typically bovine or porcine), raising BSE/TSE sourcing considerations - suppliers must provide certificates of origin from BSE-free countries; the telopeptide removal process significantly reduces immunogenicity compared to native collagen; acute oral toxicity LD50 > 20 mL/kg (rat). Produced by enzymatic (pepsin) treatment of native collagen to cleave the immunogenic telopeptide regions while preserving the triple-helix structure; lower molecular weight than intact collagen al... The EU classifies Atelocollagen as "permitted". Safety rating: MODERATE. 2 toxicological study endpoint(s) are available in our database.

Is Atelocollagen allowed in the EU?

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

What does Atelocollagen do in cosmetics?

Atelocollagen functions as: Skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 9007-34-5.

What is the Margin of Safety for Atelocollagen?

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 Atelocollagen?

The NOAEL (No Observed Adverse Effect Level) for Atelocollagen is 10000 mg/kg bw/day based on a Subchronic study via oral route in rat. A total of 2 study endpoints are available. Source: COSMOS_DB.

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