Gold

INCI: GOLD

CAS Number
7440-57-5
Function
Colorant, skin conditioning, slip modifier, surface modifier
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted as non-color cosmetic ingredient without specific restriction. Not specifically listed in 21 CFR 73/74 as approved color additive.

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Nano form requires safety assessment per SCCS guidance; bulk gold is chemically inert and biocompatible; nano gold may penetrate compromised skin; particle size characterization mandatory for nano claims.

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Concern Level: Low

Regulatory Flags

colorant eu_cosing_listed jecfa_concern

Frequently Asked Questions

Is Gold safe in cosmetics?

Nano form requires safety assessment per SCCS guidance; bulk gold is chemically inert and biocompatible; nano gold may penetrate compromised skin; particle size characterization mandatory for nano claims. The EU classifies Gold as "permitted". Safety rating: EXCELLENT.

Is Gold allowed in the EU?

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

What does Gold do in cosmetics?

Gold functions as: Colorant, skin conditioning, slip modifier, surface modifier. It is classified as a cosmetic ingredient in our database. CAS number: 7440-57-5.

What is the Margin of Safety for Gold?

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.

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