Excellent Cosmetic Ingredient NOAEL Data

Glutamine

INCI: GLUTAMINE

CAS Number
56-85-9
Function
Hair conditioning / skin conditioning
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” GRAS amino acid; not restricted under 21 CFR for cosmetics

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

2 study endpoints found for Glutamine. 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 3379 mg/kg bw/day oral rat Subchronic COSMOS_DB
dose_tested 3379 mg/kg bw/day oral rat Subchronic COSMOS_DB

Expert Verdict

EXCELLENT safety profile. No carcinogenicity classification. Not a skin or eye irritant. Ensure appropriate preservation in aqueous formulations due to microbial susceptibility.

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Concern Level: Low

Regulatory Flags

eu_children_restricted fda_food_additive

Frequently Asked Questions

Is Glutamine safe in cosmetics?

EXCELLENT safety profile. No carcinogenicity classification. Not a skin or eye irritant. Ensure appropriate preservation in aqueous formulations due to microbial susceptibility. The EU classifies Glutamine as "permitted". Safety rating: EXCELLENT. 2 toxicological study endpoint(s) are available in our database.

Is Glutamine allowed in the EU?

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

What does Glutamine do in cosmetics?

Glutamine functions as: Hair conditioning / skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 56-85-9.

What is the Margin of Safety for Glutamine?

adequate 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 Glutamine?

The NOAEL (No Observed Adverse Effect Level) for Glutamine is 3379 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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