Sodium Polymethacrylate

INCI: SODIUM POLYMETHACRYLATE

CAS Number
54193-36-1
Function
Film Former, Viscosity Controlling, Emulsion Stabilizing
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted; CIR reviewed as part of acrylates copolymers โ€” concluded safe as used

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

Residual monomer (methacrylic acid) must be minimized. Safe as used when formulated to be non-irritating per CIR .

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Concern Level: Moderate

Regulatory Flags

epa_safer_alternative fda_food_additive

Frequently Asked Questions

Is Sodium Polymethacrylate safe in cosmetics?

Residual monomer (methacrylic acid) must be minimized. Safe as used when formulated to be non-irritating per CIR . The EU classifies Sodium Polymethacrylate as "permitted". Safety rating: GOOD.

Is Sodium Polymethacrylate allowed in the EU?

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

What does Sodium Polymethacrylate do in cosmetics?

Sodium Polymethacrylate functions as: Film Former, Viscosity Controlling, Emulsion Stabilizing. It is classified as a cosmetic ingredient in our database. CAS number: 54193-36-1.

What is the Margin of Safety for Sodium Polymethacrylate?

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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