Regulatory Status
For full compliance data across 55 jurisdictions, use the Substance Compliance tool.
Safety Data
Calculate MoS for your specific formulation with the MoS Calculator.
Toxicological Studies
2 study endpoints found for Ceteareth-23. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.
| Endpoint | Value | Route | Species | Study Type | Source |
|---|---|---|---|---|---|
| NOAEL | 800 mg/kg bw/day | oral | rat | oral | REACH |
| NOAEL | 800 mg/kg bw/day | oral | rat | oral | REACH |
Expert Verdict
Ethoxylated surfactant with potential 1,4-dioxane impurities; avoid application on damaged skin.
Regulatory Flags
Frequently Asked Questions
Is Ceteareth-23 safe in cosmetics?
Ethoxylated surfactant with potential 1,4-dioxane impurities; avoid application on damaged skin. The EU classifies Ceteareth-23 as "restricted". Safety rating: MODERATE. 2 toxicological study endpoint(s) are available in our database.
Is Ceteareth-23 allowed in the EU?
Ceteareth-23 EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.
What does Ceteareth-23 do in cosmetics?
Ceteareth-23 functions as: Surfactant – emulsifying (O/W); Solubilizing agent; Cleansing. It is classified as a cosmetic ingredient in our database. CAS number: 68439-49-6.
What is the Margin of Safety for Ceteareth-23?
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.
What is the NOAEL for Ceteareth-23?
The NOAEL (No Observed Adverse Effect Level) for Ceteareth-23 is 800 mg/kg bw/day based on a oral study via oral route in rat. A total of 2 study endpoints are available. Source: REACH.
Compliance Tools
Check Ceteareth-23 compliance across multiple jurisdictions:
Related Ingredients
Is Ceteareth-23 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 Ceteareth-23 in your formulation.