Regulatory Status
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Safety Data
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Expert Verdict
🚨 CRITICAL: This is the lacquer tree — the definitive urushiol source. Urushiol congeners confirmed as strong allergens in patch testing [^1_14]. Consumer products listing *Toxicodendron* (synonym) species have been found to contain detectable urushiols by GC-MS and LC-MS-MS [^1_8]. Require full urushiol panel (pentadecylcatechols, heptadecylcatechols) on every batch.
Regulatory Flags
Frequently Asked Questions
Is Rhus Verniciflua Bark Extract safe in cosmetics?
🚨 CRITICAL: This is the lacquer tree — the definitive urushiol source. Urushiol congeners confirmed as strong allergens in patch testing [^1_14]. Consumer products listing *Toxicodendron* (synonym) species have been found to contain detectable urushiols by GC-MS and LC-MS-MS [^1_8]. Require full urushiol panel (pentadecylcatechols, heptadecylcatechols) on every batch. The EU classifies Rhus Verniciflua Bark Extract as "permitted". Safety rating: POOR.
Is Rhus Verniciflua Bark Extract allowed in the EU?
Rhus Verniciflua Bark Extract EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Rhus Verniciflua Bark Extract do in cosmetics?
Rhus Verniciflua Bark Extract functions as: Astringent, Antioxidant, Bleaching (skin lightening), Skin Protecting [^1_13]. It is classified as a cosmetic ingredient in our database. CAS number: Not specifically assigned (botanical extract).
What is the Margin of Safety for Rhus Verniciflua Bark Extract?
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.
Compliance Tools
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