Tetrapotassium Etidronate

INCI: TETRAPOTASSIUM ETIDRONATE

CAS Number
14860-53-8 (tetrapotassium salt of etidronic acid)
Function
Chelating agent — binds metal ions to improve product stability and prevent oxidation
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status restricted
EU Max Conc. 1.5%
🇺🇸 US Status permitted
US Notes Permitted; etidronic acid and salts are commonly used chelators; CIR has reviewed etidronic acid as safe in cosmetics

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Must respect EU Annex III concentration limits (1.5% in hair care, 0.2% in soap); higher concentrations may cause irritation; ensure correct labeling per Annex III conditions

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Concern Level: Moderate

Frequently Asked Questions

Is Tetrapotassium Etidronate safe in cosmetics?

Must respect EU Annex III concentration limits (1.5% in hair care, 0.2% in soap); higher concentrations may cause irritation; ensure correct labeling per Annex III conditions The EU classifies Tetrapotassium Etidronate as "restricted". Safety rating: GOOD.

Is Tetrapotassium Etidronate allowed in the EU?

Tetrapotassium Etidronate EU regulatory status: restricted. Maximum allowed concentration: 1.5%. This is based on EU Regulation 1223/2009 and its amendments.

What does Tetrapotassium Etidronate do in cosmetics?

Tetrapotassium Etidronate functions as: Chelating agent — binds metal ions to improve product stability and prevent oxidation. It is classified as a cosmetic ingredient in our database. CAS number: 14860-53-8 (tetrapotassium salt of etidronic acid).

What is the Margin of Safety for Tetrapotassium Etidronate?

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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