Sodium Alum

INCI: SODIUM ALUM

CAS Number
10102-71-3 (Sodium Aluminium Sulphate)
Function
Astringent, antiperspirant
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted as an antiperspirant active ingredient under OTC Drug Monograph

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

Aluminum–breast cancer and aluminum–Alzheimer's links investigated but no causal association established per SCCS . Regulatory scrutiny ongoing

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Concern Level: Low

Frequently Asked Questions

Is Sodium Alum safe in cosmetics?

Aluminum–breast cancer and aluminum–Alzheimer's links investigated but no causal association established per SCCS . Regulatory scrutiny ongoing The EU classifies Sodium Alum as "permitted". Safety rating: GOOD.

Is Sodium Alum allowed in the EU?

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

What does Sodium Alum do in cosmetics?

Sodium Alum functions as: Astringent, antiperspirant. It is classified as a cosmetic ingredient in our database. CAS number: 10102-71-3 (Sodium Aluminium Sulphate).

What is the Margin of Safety for Sodium Alum?

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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