Rheum Rhabarbarum Stalk Extract

INCI: RHEUM RHABARBARUM STALK EXTRACT

CAS Number
Not specifically assigned (garden rhubarb stalk extract)
Function
Skin Conditioning
Safety Rating
EXCELLENT

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

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Minimal anthraquinone content (edible stalks); oxalic acid and malic acid present โ€” potential mild irritation at high concentrations; one of the safest Rheum derivatives

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Concern Level: Low

Regulatory Flags

plant-extract

Frequently Asked Questions

Is Rheum Rhabarbarum Stalk Extract safe in cosmetics?

Minimal anthraquinone content (edible stalks); oxalic acid and malic acid present โ€” potential mild irritation at high concentrations; one of the safest Rheum derivatives The EU classifies Rheum Rhabarbarum Stalk Extract as "permitted". Safety rating: EXCELLENT.

Is Rheum Rhabarbarum Stalk Extract allowed in the EU?

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

What does Rheum Rhabarbarum Stalk Extract do in cosmetics?

Rheum Rhabarbarum Stalk Extract functions as: Skin Conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not specifically assigned (garden rhubarb stalk extract).

What is the Margin of Safety for Rheum Rhabarbarum Stalk 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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