Regulatory Status
For full compliance data across 55 jurisdictions, use the Substance Compliance tool.
Safety Data
Calculate MoS for your specific formulation with the MoS Calculator.
Sensitization Profile
Contact sensitization data for Copper Sulfate based on clinical patch test studies and IFRA standards.
Source: ESSCA 2019/20; NACDG 2021-22
Expert Verdict
Copper sulfate is permitted in the US as safe at reported concentrations per CIR review, but has restricted use status in the EU.
Regulatory Flags
Frequently Asked Questions
Is Copper Sulfate safe in cosmetics?
Copper sulfate is permitted in the US as safe at reported concentrations per CIR review, but has restricted use status in the EU. The EU classifies Copper Sulfate as "restricted". Safety rating: MODERATE.
Is Copper Sulfate allowed in the EU?
Copper Sulfate EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.
What does Copper Sulfate do in cosmetics?
Copper Sulfate functions as: Tier 3 — Recommended for Robust Dossier. It is classified as a cosmetic ingredient in our database. CAS number: C4H8CuN2O4.
What is the Margin of Safety for Copper Sulfate?
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.
Compliance Tools
Check Copper Sulfate compliance across multiple jurisdictions:
Related Ingredients
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