Malachite

INCI: MALACHITE

CAS Number
12069-69-1 (basic copper carbonate, Cu₂CO₃(OH)₂)
Function
Skin conditioning, cosmetic colorant (mineral pigment)
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Allowed. Copper compounds permitted in cosmetics; specific color additive rules apply if used as a colorant

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.

Expert Verdict

Copper content requires attention - excessive copper can cause skin irritation. Must comply with heavy metal impurity limits (arsenic, lead, mercury). Not intended for ingestion. A naturally occurring copper carbonate hydroxide mineral with a distinctive green color. Has been used since antiquity as a pigment. Rich in copper, which plays a role in collagen synthesis and wound healing

⚠️
Concern Level: Moderate

Regulatory Flags

colorant

Frequently Asked Questions

Is Malachite safe in cosmetics?

Copper content requires attention - excessive copper can cause skin irritation. Must comply with heavy metal impurity limits (arsenic, lead, mercury). Not intended for ingestion. A naturally occurring copper carbonate hydroxide mineral with a distinctive green color. Has been used since antiquity as a pigment. Rich in copper, which plays a role in collagen synthesis and wound healing The EU classifies Malachite as "permitted". Safety rating: MODERATE.

Is Malachite allowed in the EU?

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

What does Malachite do in cosmetics?

Malachite functions as: Skin conditioning, cosmetic colorant (mineral pigment). It is classified as a cosmetic ingredient in our database. CAS number: 12069-69-1 (basic copper carbonate, Cu₂CO₃(OH)₂).

What is the Margin of Safety for Malachite?

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.

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