Reynoutria Sachalinensis Root Extract

INCI: REYNOUTRIA SACHALINENSIS ROOT EXTRACT

CAS Number
Not specifically assigned (plant extract)
Function
Skin conditioning — emollient
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status restricted
US Notes Not specifically restricted; generally permitted

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
moderate
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Root parts of *Reynoutria* species (formerly *Polygonum*) are rich in emodin and physcion (anthraquinones) — known irritants at higher concentrations. Resveratrol content is beneficial but emodin should be characterized and limited. Cross-reference with *Fallopia sachalinensis* (synonym).

⚠️
Concern Level: Low

Regulatory Flags

plant-extract

Frequently Asked Questions

Is Reynoutria Sachalinensis Root Extract safe in cosmetics?

Root parts of *Reynoutria* species (formerly *Polygonum*) are rich in emodin and physcion (anthraquinones) — known irritants at higher concentrations. Resveratrol content is beneficial but emodin should be characterized and limited. Cross-reference with *Fallopia sachalinensis* (synonym). The EU classifies Reynoutria Sachalinensis Root Extract as "permitted". Safety rating: GOOD.

Is Reynoutria Sachalinensis Root Extract allowed in the EU?

Reynoutria Sachalinensis Root Extract EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Reynoutria Sachalinensis Root Extract do in cosmetics?

Reynoutria Sachalinensis Root Extract functions as: Skin conditioning — emollient. It is classified as a cosmetic ingredient in our database. CAS number: Not specifically assigned (plant extract).

What is the Margin of Safety for Reynoutria Sachalinensis Root 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.

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