Is Magnesium Alginate safe in cosmetics?
Magnesium Alginate has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
Magnesium Alginate
Also known as: Alginic acid, magnesium salt, UNII-G8G6C8D6O1
INCI: MAGNESIUM ALGINATE
Magnesium Alginate (CAS 37251-44-8) is a cosmetic cosmetic ingredient functioning as Binding, emulsion stabilizing, viscosity controlling. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS 37251-44-8 →
Auto-generated CPSR Part A draft with source citations
Function
Binding, emulsion stabilizing, viscosity controlling
Safety Rating
MODERATE
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Allowed - alginates are GRAS for food; CIR assessed as safe in present practices of use and concentration (Final Report 9/2015)
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Magnesium Alginate.
Calculate MoS for your specific formulation with the MoS Calculator.
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Binder
Emulsifier
Viscosity modifier
Expert Verdict
Expert safety assessment and concern-level summary for Magnesium Alginate.
Regulatory Flags
potential-allergen
natural-origin
Known Synonyms
Alginic acid, magnesium salt
UNII-G8G6C8D6O1
Chemical Function
Viscosity modifier
Emulsifier
Binder
Australian Status
AICIS status: listed
Frequently Asked Questions
Is Magnesium Alginate allowed in the EU?
Magnesium Alginate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Magnesium Alginate do in cosmetics?
Magnesium Alginate functions as: Binding, emulsion stabilizing, viscosity controlling. It is classified as a cosmetic ingredient in our database. CAS number: 37251-44-8.
Compliance Tools
Check Magnesium Alginate compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
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