Is Diutan Gum safe in cosmetics?
Diutan Gum has a safety rating of "GOOD" in our database. EU status: permitted. US status: permitted.
Good
Cosmetic Ingredient
Diutan Gum
Also known as: S-657 Gum, EC 439-070-6
INCI: DIUTAN GUM
Diutan Gum (CAS 125005-87-0) is a cosmetic cosmetic ingredient functioning as Viscosity controlling agent. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety data.
View industrial chemical safety profile for CAS 125005-87-0 →
Auto-generated CPSR Part A draft with source citations
Function
Viscosity controlling agent
Safety Rating
GOOD
Chemistry & Identifiers
EC Number
439-070-6
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Not in FDA VCRP; no GRAS food designation. Read-across from welan gum.
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Diutan Gum.
Calculate MoS for your specific formulation with the MoS Calculator.
ECHA REACH Registration
European Chemicals Agency REACH dossier and Substances of Very High Concern listing.
Registration Type
Full
Tonnage Band
100 - 1,000 tonnes
Substance Type
SUBSTANCE
SVHC Candidate
No
Additional Ingredient Properties
2 property records from structured ingredient metadata.
polymer
{"cas_number": "125005-87-0", "ingredient_class": "thickener/suspending_agent", "polymer_type": "natural_polysaccharide", "chemical_backbone": "other", "molecular_weight_Da_range": "800000-4000000", "molecular_weight_distribution_PDI": "broad", "crystallinity_pct": "0", "branching_degree": "high", "ionic_character": "anionic", "charge_density_meq_g": "2.8-5.5", "viscosity_1pct_aqueous_mPas": "700-…
rheology
{"cas_number": "125005-87-0", "rheology_modifier_type": "Natural Polysaccharide - Microbial Gum", "thickening_mechanism": "Chain entanglement and hydrogen bonding", "viscosity_increase_factor": "3500-16000x", "brookfield_viscosity_typical_cps": "7000-32000", "shear_thinning_behavior": "Excellent", "thixotropic": "Yes", "yield_stress_pa": "10-30", "flow_curve_type": "Pseudoplastic with yield stress…
Function Categories & List Membership
Cosmetic/Chemical Function Categories
Viscosity modifier
Expert Verdict
Expert safety assessment and concern-level summary for Diutan Gum.
Known Synonyms
S-657 Gum
EC 439-070-6
Chemical Function
Viscosity modifier
Frequently Asked Questions
Is Diutan Gum allowed in the EU?
Diutan Gum EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Diutan Gum do in cosmetics?
Diutan Gum functions as: Viscosity controlling agent. It is classified as a cosmetic ingredient in our database. CAS number: 125005-87-0.
Is Diutan Gum used outside cosmetics?
Diutan Gum also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.
Compliance Tools
Check Diutan Gum compliance across multiple jurisdictions:
Ingredient Decoder
Paste a full ingredient list for instant analysis
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
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