Good Cosmetic Ingredient NOAEL Data

Ferric Citrate

INCI: FERRIC CITRATE

CAS Number
2338-05-8
Function
Cosmetic colorant, astringent
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no specific CFR cosmetic restriction

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

1 study endpoint found for Ferric Citrate. 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 2800 mg/kg bw/day oral rat oral REACH

Expert Verdict

Skin and eye irritant at higher concentrations; mutagenicity and reproductive toxicity data not available; potential for iron staining in formulations.

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Concern Level: Moderate

Regulatory Flags

colorant fda_food_additive

Frequently Asked Questions

Is Ferric Citrate safe in cosmetics?

Skin and eye irritant at higher concentrations; mutagenicity and reproductive toxicity data not available; potential for iron staining in formulations. The EU classifies Ferric Citrate as "permitted". Safety rating: GOOD. 1 toxicological study endpoint(s) are available in our database.

Is Ferric Citrate allowed in the EU?

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

What does Ferric Citrate do in cosmetics?

Ferric Citrate functions as: Cosmetic colorant, astringent. It is classified as a cosmetic ingredient in our database. CAS number: 2338-05-8.

What is the Margin of Safety for Ferric Citrate?

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 Ferric Citrate?

The NOAEL (No Observed Adverse Effect Level) for Ferric Citrate is 2800 mg/kg bw/day based on a oral study via oral route in rat. Source: REACH.

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