Is Silicone Quaternium-11 safe in cosmetics?
Silicone Quaternium-11 has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
MODERATE
Cosmetic Ingredient
Silicone Quaternium-11
INCI: SILICONE QUATERNIUM-11
Silicone Quaternium-11 (CAS No CAS publicly listed in major databases) is a cosmetic cosmetic ingredient functioning as Hair Conditioning, Antistatic (inferred from silicone quaternium class). EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS No CAS publicly listed in major databases →
Function
Hair Conditioning, Antistatic (inferred from silicone quaternium class)
Editorial assessment
MODERATE
Preliminary editorial note — not a computed safety verdict.
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted for cosmetic use — no specific restriction
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Silicone Quaternium-11.
Calculate MoS for your specific formulation with the MoS Calculator.
Editorial summary
Preliminary editorial summary for Silicone Quaternium-11 — not a computed safety verdict. See the sourced toxicological data above.
Frequently Asked Questions
Is Silicone Quaternium-11 allowed in the EU?
Silicone Quaternium-11 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Silicone Quaternium-11 do in cosmetics?
Silicone Quaternium-11 functions as: Hair Conditioning, Antistatic (inferred from silicone quaternium class). It is classified as a cosmetic ingredient in our database. CAS number: No CAS publicly listed in major databases.
Compliance Tools
Check Silicone Quaternium-11 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
Compare limits across jurisdictions
Related Ingredients
2-Hydroxypropylcarbamato Amodimethicone
EXCELLENT
Same category
Hair conditioning; modified aminosili...
Acetamidoamodimethicone
EXCELLENT
Same category
Hair conditioning agent (film-forming...
Glyceryl Dioleate/Linoleate/Linolenate
EXCELLENT
Same category
Hair conditioning agent
Gondoic Acid
EXCELLENT
Same category
Hair conditioning
Hydroxypropyldimethicone
EXCELLENT
Same category
Skin/hair conditioning (silicone poly...
Hydroxypropyltrimonium Inulin
EXCELLENT
Same category
Antistatic, hair conditioning
(20S)-Protopanaxadiol
MODERATE
Similar safety
(Cnidium Officinale/Coptis Chinensis/Glycyrrhiza Uralensis) Root Extract
MODERATE
Similar safety
Skin conditioning
(Cryptomeria Japonica/Chamaecyparis Obtusa) Stem Ferment Extract
MODERATE
Similar safety
Antimicrobial, antioxidant, humectant
(Eclipta Prostrata/Houttuynia Cordata) Leaf Extract
MODERATE
Similar safety
Skin conditioning
(Lepidium Meyenii/Sarcodon Aspratus) Root Water
MODERATE
Similar safety
Skin conditioning
(Licorice/Reynoutria Japonica) Root/Stem Extract
MODERATE
Similar safety
Skin conditioning, antioxidant
SILICON
GOOD
Browse nearby
Abrasive
SILYBUM MARIANUM EXTRACT
GOOD
Browse nearby
Skin Conditioning
SIMMONDSIA CHINENSIS LEAF EXTRACT
GOOD
Browse nearby
Humectant
Is Silicone Quaternium-11 in Your Products?
Scan any product label with Piro — our free ingredient scanner. Point your camera at the ingredients list and get instant safety scores for every ingredient.
Try Piro Free →Analyze Your Full Ingredient List
Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Silicone Quaternium-11 in your formulation.