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.
Expert Verdict
Thujone is a neurotoxin (convulsant); EU restricts thujone-containing Thuja species in Annex III. Must specify and control thujone levels. Less commercially documented than T. occidentalis
Regulatory Flags
Frequently Asked Questions
Is Thuja Koraiensis Extract safe in cosmetics?
Thujone is a neurotoxin (convulsant); EU restricts thujone-containing Thuja species in Annex III. Must specify and control thujone levels. Less commercially documented than T. occidentalis The EU classifies Thuja Koraiensis Extract as "restricted". Safety rating: MODERATE.
Is Thuja Koraiensis Extract allowed in the EU?
Thuja Koraiensis Extract EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.
What does Thuja Koraiensis Extract do in cosmetics?
Thuja Koraiensis Extract functions as: Skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not specifically assigned (botanical extract).
What is the Margin of Safety for Thuja Koraiensis Extract?
not established 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.
Compliance Tools
Check Thuja Koraiensis Extract compliance across multiple jurisdictions:
Related Ingredients
Is Thuja Koraiensis Extract 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 Thuja Koraiensis Extract in your formulation.