Rheum Rhabarbarum Extract

INCI: RHEUM RHABARBARUM EXTRACT

CAS Number
97435-16-0
Function
Skin Conditioning
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status restricted
US Notes Not specifically restricted; permitted under general cosmetic ingredient provisions; common garden rhubarb (food-grade species)

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

R. rhabarbarum (garden rhubarb) has inherently lower anthraquinone levels than R. palmatum or R. officinale; whole-plant extract โ€” composition varies; oxalic acid present especially in leaves

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Concern Level: Low

Regulatory Flags

plant-extract natural-origin

Frequently Asked Questions

Is Rheum Rhabarbarum Extract safe in cosmetics?

R. rhabarbarum (garden rhubarb) has inherently lower anthraquinone levels than R. palmatum or R. officinale; whole-plant extract โ€” composition varies; oxalic acid present especially in leaves The EU classifies Rheum Rhabarbarum Extract as "permitted". Safety rating: GOOD.

Is Rheum Rhabarbarum Extract allowed in the EU?

Rheum Rhabarbarum Extract EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Rheum Rhabarbarum Extract do in cosmetics?

Rheum Rhabarbarum Extract functions as: Skin Conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 97435-16-0.

What is the Margin of Safety for Rheum Rhabarbarum 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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