Oak Bark Extract

INCI: QUERCUS ALBA BARK EXTRACT

CAS Number
Species-dependent: *Quercus alba* = 68917-10-2; *Quercus suber* = 94945-06-9; *Quercus petraea* = not widely assigned
Function
Astringent, skin conditioning, antioxidant
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not specifically restricted; long history of OTC use as astringent

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

High tannin content may cause irritation at elevated concentrations in sensitive individuals; ellagitannins may cause contact dermatitis in rare cases.

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Concern Level: Moderate

Regulatory Flags

plant-extract

Frequently Asked Questions

Is Oak Bark Extract safe in cosmetics?

High tannin content may cause irritation at elevated concentrations in sensitive individuals; ellagitannins may cause contact dermatitis in rare cases. The EU classifies Oak Bark Extract as "permitted". Safety rating: GOOD.

Is Oak Bark Extract allowed in the EU?

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

What does Oak Bark Extract do in cosmetics?

Oak Bark Extract functions as: Astringent, skin conditioning, antioxidant. It is classified as a cosmetic ingredient in our database. CAS number: Species-dependent: *Quercus alba* = 68917-10-2; *Quercus suber* = 94945-06-9; *Quercus petraea* = not widely assigned.

What is the Margin of Safety for Oak Bark 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.

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