Sophora Japonica Flower Extract

CAS Number
90131-19-4
Function
Antioxidant; Humectant; Softener and conditioner
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes No CIR safety assessment exists for Sophora japonica flower extract. FDA permits use as a general botanical cosmetic ingredient with no specific restrictions. Not classified as an OTC sunscreen active. USP 2022 safety review found no serious adverse events.

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Sophora japonica flower extract (CAS 90131-19-4) is permitted in the EU with no concentration restrictions and permitted in the US as a botanical cosmetic ingredient under FDA's general framework. No CIR assessment or SCCS opinion exists. USP 2022 safety review reported no serious adverse events. Key constituents (rutin, quercetin, kaempferol, isoquercitrin) show limited dermal bioavailability with negligible systemic exposure expected.

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Concern Level: Low

Regulatory Flags

no-sccs-opinion no-cir-review no-dermal-absorption-data no-mos-calculated data-gap-read-across-required pregnancy-caution-insufficient-data

Frequently Asked Questions

Is Sophora Japonica Flower Extract safe in cosmetics?

Sophora japonica flower extract (CAS 90131-19-4) is permitted in the EU with no concentration restrictions and permitted in the US as a botanical cosmetic ingredient under FDA's general framework. No CIR assessment or SCCS opinion exists. USP 2022 safety review reported no serious adverse events. Key constituents (rutin, quercetin, kaempferol, isoquercitrin) show limited dermal bioavailability with negligible systemic exposure expected. The EU classifies Sophora Japonica Flower Extract as "permitted". Safety rating: GOOD.

Is Sophora Japonica Flower Extract allowed in the EU?

Sophora Japonica Flower Extract EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sophora Japonica Flower Extract do in cosmetics?

Sophora Japonica Flower Extract functions as: Antioxidant; Humectant; Softener and conditioner. It is classified as a cosmetic ingredient in our database. CAS number: 90131-19-4.

What is the Margin of Safety for Sophora Japonica Flower 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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